Answer:
C
Explanation:
C.) Pleiotropy refers to a single gene that affects multiple traits. Polygenic inheritance refers to the cumulative effect of two or more genes on a single trait.
dissociative identity disorder mainly involves
Problems with memory, identity, emotion, perception, behavior, and sense of self are symptoms of dissociative disorders.
What is dissociative identity disorder?Dissociative disorders are mental illnesses that are distinguished by a lack of connection and continuity between thoughts, memories, surroundings, activities, and identity. Dissociative disorders cause people to abandon reality involuntarily and in hazardous ways, making daily functioning challenging.
Dissociative disorders typically arise in response to trauma and aid in the suppression of painful memories. Symptoms vary depending on the sort of dissociation disorder you have and can range from amnesia to other identities. Stressful situations might momentarily exacerbate symptoms, making them more noticeable.
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What amino acid sequence would be produced from the dna sequence tac ccc gca agt?.
According to the genetic code, the amino acid sequence that would be produced from the DNA sequence tac ccc gca agt is Tyrosine - Proline - Alanine - Serine.
What is the genetic code?The genetic code is a universal code encrypted in the DNA nucleotide sequence that specifies the amino acids that will be added to the protein during translation.
The genetic code is composed of triplets of nucleotides called codons that indicate specific amine acids during polypeptide synthesis, for example, the codon gca encodes for the amino acids alanine, while ccc encodes for proline.
Therefore, with this data, we can see that the genetic code is a code based on the linear order of nucleotides that are present in a given DNA nucleotide sequence and indicates the amino acids that will be added to the protein during the translation process in the cell.
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A surgeon must cut through a thick layer of tissue connected to the bone to access the deeper organs. This tissue is most likely connective tissue epithelial tissue nerve tissue muscle tissue.
Connective tissue is present everywhere in the body, including the nervous system, in between other tissues. Connective tissue makes up the three meninges, or membranes that encase the brain and spinal cord.
Connective tissue is one of the four tissues found in the body. Connective tissue in body s located between all other tissues. Tissue offers insulation, protection, and binding support. The mesoderm layer produces connective tissue. Cartilage is a Connective tissue that is also weakly vascular.
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identify the highlighted epithelium
Stratified squamous epithelium. This kind of epithelium frequently performs protective tasks, similar as precluding bacteria from piercing deeper apkins and/ or precluding water loss.
What about epithelium?The epithelium is a kind of body towel that covers all of the internal and external body shells, lines concave organs and body depressions, and makes up the maturity of a glandular towel.There are several epithelial in the mortal body.They make up the maturity of the towel in glands, line body depressions and concave organs, and cover all of the body's shells.Protection, stashing, immersion, excretion, filtration, prolixity, and sensitive events are just a many of the numerous tasks they carry out.The maturity of malice is also most constantly developed in epithelial towels.Up to 90% of all malice in humans are lymphomas , which develop from epithelial towels.The bone and colonic epithelium are home to two of the most current malice in people.These proteins, which are substantially composed of claudins and occludins, are organized in a row close to the apical face of epithelial cells.The basement membrane is the support for epithelial towels.The rudimentary lamella and the connective towel underneath it make up its two factors.The primary depressions in the body are lined with epithelial cells.The alveoli, or air sacs, where gas exchange takes place, as well as the rest of the lung's structure, are made of epithelia.The utmost organs, including the pancreas, order, and small intestine, are lined by cells.Learn more about epithelium here:
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White patches on the surface of the tongue and the oral mucosa accompanied by inflammation and swelling are signs consistent with
A. zygomycosis
B. cryptococcosis
C. paracoccidioidomycosis
D. sporotrichosis
E. candidiasis
White patches on the surface of the tongue and the oral mucosa accompanied by inflammation and swelling are signs consistent with candidiasis. Correct answer: letter E.
Because Candidiasis is caused by overgrowth of the yeast Candida, which occurs naturally in the mouth.
What is candidiasis?Is an infection caused by a type of yeast called Candida. It can affect different parts of the body, including the skin, mouth, throat, and genitals. Symptoms may include:
ItchingBurningChanges in the appearance of the affected area.Treatment typically involves antifungal medications.
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When the concentration of ___
in tissue fluid is too high, intracellular fluid moves into the extracellular fluid compartment.
sodium ions
cesium particles
soluble fibers
immature osteoblasts
When the concentration of sodium ions in tissue fluid is too high, intracellular fluid moves into the extracellular fluid compartment.
What is Intracellular fluid?
The fluid that resides within of cells is called intracellular fluid. The fluid located outside of cells, or extracellular fluid, is known as interstitial fluid. Extracellular fluid is classified into two categories: fluid found in blood and fluid found outside blood.
Phosphorus (PO4 P O 4 ), magnesium (Mg2+ M g 2 +), and potassium (K+) are a few of the major electrolytes found in intracellular fluid.
Therefore, Option A is correct.
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what interaction is involved in the stimulation of a helper t cell?
Answer:
costimulatory reaction between a signaling protein known as B7
The connection between CD4 and the MHC II protein and the engagement of the T cell receptor with processed antigen.
What is the stimulation of a T cell?A CD4 receptor can be found on the surface of helper T-cells. Major Histocompatibility Complex (MHC) class II molecules and the CD4 receptor interact.
T helper cells are activated by the interaction between T-cell receptors (TCR) and peptide MHC class II molecules (pMHC II),
Which are expressed on the surface of antigen-presenting cells (APCs). such as DCs, mononuclear phagocytes, some endothelial cells, thymic epithelial cells, and B cells.
Therefore, CD4 and the MHC II, interaction is involved in the stimulation of a helper t cell.
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he par value of a bond is the value of that bond at its maturity. it represents what the firm must pay the bondholder when the bond matures.
The par value of these bonds is $500. In other words, the company promises to pay the public back $500 15 years from the bond issuance.
The amount printed on the front of a bond is its par value, often known as the face amount or face value. This is the sum that bond issuers guarantee will be repaid to bondholders at a later time. For illustration, a business might sell $500, 15-year bonds to the general public. Bonds are a popular choice for businesses that require funding but don't want to give up ownership stakes in their operations. A written promise to pay a certain sum is contained in a bond. A bond is essentially a loan from the bondholder to the bond issuer. Additionally, bonds are used to finance institutions like governments, states, and school districts that are unable to borrow money from banks or issue shares. At par, each bond was issued.
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Match each function with the correct cytoskeletal structure.
A. Motor Proteins
B. Microtubles
C. Intermediate filaments
D. Actin
The cytoskeleton of a cell is made up of microtubules, actin filaments, and intermediate filaments. These structures give the cell its shape and help organize the cell's parts. In addition, they provide a basis for movement and cell division.
What are their functions?Each function with the correct cytoskeletal structure are as follows:
A.)Motor proteins:-Uses ATP to move vesicles within cells. Use ATP to bend filaments.
B.)Microtubles:-Chromosome sorting during mitosis.
C.)Intermediate filaments:-A strong structural protein that maintains cellshape.
D.)Actin:- Structural protein used to move cells. Structural protein used in muscle contraction.
What is ATP?Adenosine triphosphate (ATP) is the source of energy for use and storage at the cellular level. The structure of ATP is a nucleoside triphosphate, consisting of a nitrogenous base (adenine), a ribose sugar, and three serially bonded phosphate groups.
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describe one homeostatic imbalance of the peripheral nervous system.
Because it is made in the brain, thrombin affects both pathology and physiology by changing the homeostatic behavior.
What impact does homeostasis have on the peripheral nervous system?Because it interprets alterations in the environment and enables the brain to communicate with the body to induce it to take action via motor neurons, the peripheral nervous system aids in the maintenance of homeostasis.
An illustration of a homeostatic imbalance is what?Because of homeostatic imbalance, aging is a common example of a disease. An organism's internal environment becomes unstable as it ages due to weaker feedback loops. Age-related physical changes are brought on by this absence of homeostasis, which also raises the risk of sickness.
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Viruses are considered to be non-living pathogens for which reason?
a) their extremely small size
b) their unique type of cells and their lack of metabolic processes
c) their lack of metabolic processes
d) their ability to synthesize only some of their own components
e) their unique type of cells
Viruses are considered to be non-living pathogens due to their lack of metabolic processes. Therefore, option (C) is correct.
What is a virus?Viruses are complex assemblages of molecules that include proteins, nucleic acids, lipids, and carbohydrates; but, on their own, they are unable to perform any function and must first infect a living cell in order to become active. There would be no possibility of viral reproduction if cells did not exist. Consequently, viruses do not qualify as living beings.
Viruses are not alive because they do not have any of the essential components that are present in living beings. These components include cytoplasm and organelles. They are unable to carry out the duties of the cell such as metabolism and homeostasis.
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If a specimen is found to have large quantities of bilirubin, then it should be stored away from ________, which causes the breakdown of bilirubin, until further testing.
If a specimen is found to have large quantities of bilirubin, then it should be stored away from Light, which causes the breakdown of bilirubin, until further testing.
How do you keep bilirubin in the sample from degrading?
Because bilirubin oxidizes slowly when exposed to light, specimens obtained for bilirubin levels should be kept away from light. In addition, freezing alters bilirubin levels in plasma samples. A visible yellow coloration of the plasma can indicate elevated total bilirubin.
The best way to handle bilirubin is to Analyze it within two hours or shield it from light with foil or an amber tube. Keep refrigerated. Samples are stable for 8 hours at room temperature, 1 week at 2-8 degrees C, and 3 months at -20 degrees C when protected from light.
Therefore, Light causes the breakdown of bilirubin.
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the triads of a muscle fiber consist of __________.
The triads of a muscle fiber consist of the T-tubule surrounded by two terminal cisternae of the sarcoplasmic reticulum.
What is Muscle fiber?Muscle fiber may be characterized as large multinucleated cells. These cells most obviously express histological features in cross-striations. The cytoplasm of these cells may contain many myofibrils that significantly include tiny cylinders consisting of bundles of myofilaments.
The sarcoplasmic reticulum is a special structure in muscle cells that holds and releases calcium. Due to this, the function of muscle fiber may become more specific as compared to other fibrous cells.
Therefore, the triads of a muscle fiber consist of the T-tubule surrounded by two terminal cisternae of the sarcoplasmic reticulum.
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Which of the following is NOT a component of DNA?
a. The pyrimidine uracil
c. The purine adenine
b. Five-carbon sugars
d. Phosphate groups
Answer:
A
Explanation:
Which of the following statements about meiosis and mitosis is true?
a) In meiosis II and mitosis, a diploid cell divides.
b) Meiosis II is similar to mitosis in that sister chromatids of each chromosome separate.
c) In mitosis and meiosis I, homologous chromosomes move independently of each other.
d) Each daughter cell produced during meiosis and mitosis is genetically identical to the parent cell.
Sister chromatids of each chromosome separate during meiosis II, which is identical to mitosis in this regard.
The ideal answer is B.
Which of the following statements concerning meiosis and mitosis is true?What is the correct way to describe meiosis and mitosis? While the byproducts of mitosis are all the same, those of meiosis can vary from one another (except for rare mutations).
How do meiosis and mitosis differ from one another?Meiosis creates cells that are genetically distinct from the parent and have half the amount of DNA as mitosis, which creates two genetically identical "daughter" cells from a single "parent" cell. The majority of cells in the body constantly undergo mitosis, while some do it more frequently than others.
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gluconeogenesis is the conversion of pyruvate to glucose. several cofactors are needed in this metabolic pathway. the overall unbalanced reaction is shown.
The complete equation to produce 1 glucose equivalent:
2Pyruvate + 2NADH + 4ATP + 2GTP ⇒ 1 glucose + 2NAD⁺ + 4ADP + 2PDB + 6P
Gluconeogenesis is the process of synthesizing or making glucose from non-carbohydrate compounds in the body. This process occurs when glucose levels are not available, so the body converts amino acids or glycerol into glucose to then be used as energy for the body.
Glucose will be made from other non-carbohydrate compounds and molecules, such as:
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intrinsic reflexes are inborn and serve to protect the body. reflexes are neural pathways composed of five basic components. reflex arcs Riding a bike and driving a car are examples of learned reflexes are rapid, predictable, and involuntary motor responses to stimuli.
Rapid, dependable, and uncontrollable motor reactions to stimuli are known as reflexes.
Neural pathways called reflex arcs are made up of five fundamental parts.
Learned reflexes include things like riding a bike and operating a vehicle.
The body has inherent reflexes that function as a defense mechanism.
What are intrinsic reflexes?
The quadriceps reflex is an example of an intrinsic reflex. In contrast, extrinsic reflexes have receptors and effectors that are located in separate organs (e.g., the oculovestibular reflex).
Reflexes are actions made up of comparatively basic behavioral segments that typically happen as quick, immediate reactions to certain stimuli that are specifically connected with them.
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Describe a hypothesis that explains the species area relationship
What is sea farming?
Answer: Aquaculture (sea farming) is the cultivation of aquatic animals and plants in controlled environments.
Explanation:
Seawater farming addresses the severe lack of freshwater and undesirable soil conditions for agricultural activities in coastal regions. Saltwater, instead of freshwater, can be used to directly support a wide range of sustainable agricultural activities and enrich the soils in the coastal regions.
Answer: um well its kinda like ----- when animals and plants are controlled environments of farming seaweed and shellfish well it's like water based farming
Explanation: hope it helps
Muscle contraction depends on ATP hydrolysis. During periods of intense exercise, muscle cells rely on the ATP supplied by three metabolic pathways: glycolysis, mitochondrial respiration, and the phosphagen system. Figure 1 shows the rates at which the three metabolic pathways produce ATP following the start of an intense period of exercise.
Which of the following correctly uses the data to justify the claim that the phosphagen system is an immediate, short-term source of ATP for muscle cells?
ATP production by the phosphagen system increases and decreases rapidly following the start of the exercise period.
ATP production by the phosphagen system increases and decreases rapidly following the start of the exercise period.
What is ATP?
Adenosine triphosphate (ATP) is the cellular energy source for usage and storage. An adenine-based nitrogenous base, ribose sugar, and three serially bound phosphate groups make up the nucleoside triphosphate structure of ATP. When macromolecules like proteins and lipids are moved into and out of the cell, ATP is an essential component of the process. Active transport mechanisms are able to move these molecules over a concentration gradient because the hydrolysis of ATP supplies the energy needed. The source of energy in a cell is ATP. Cells are able to safely store energy in tiny packets and only release it when absolutely necessary. In other words, ATP bridges the gap between activities that need energy, like synthesis and those that release energy, like the breakdown of food.
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A student is studying the effect of testosterone in a specific signal transduction pathway. The student is using a special cell line that only contains testosterone receptors. Unfortunately, the student made an error when culturing the cells and all of the cells died! Thankfully a fellow classmate offered for the student to use their cell line. It is not the same cell line and does not contain the receptors that the student was studying. The student, however, points out that this is fine because there are other receptors that testosterone can bind to. Do you agree with this statement? Why or why not?
If the cell line does not contain the androgen receptors for testosterone this hormone (and related hormones neither) cannot bind to the target cell because the cell doesn't have receptors to bind for such hormone.
What is a hormone cell receptor?A hormone cell receptor is a structure in the cell that binds to hormone ligands depending on the specificity degree of this binding such as occurs in the case of androgen receptors and testosterone.
Therefore, with this data, we can see that hormone cell receptors are highly specific to bind hormone ligands.
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a researcher is studying a rodent species with a lot of variability in tail length. individuals may have short tails, medium tails, or long tails. the researcher has noticed that a new invasive predator, which catches prey by their tails as they try to escape, seems to catch individuals with long tails more often than those with short tails. based on a small field trial, the relative fitness of long-tailed individuals seems to be 0.6 compared to short-tailed ones (1.0), with medium tails in-between (0.8). use the examples tab to predict the outcome after selection for the rodent in regions with the invasive predator. what describes the population after 100 generations of selection? choose all that apply
Individuals with short tails are the most prevalent phenotype.
There is no longer a long-tailed phenotype.This serves as an illustration of directed selection.In this case, stabilizing selection was used.What is Phenotype?
The term "phenotype" describes a person's observable characteristics, such as height, eye color, and blood type. Both a person's genetic make-up (genotype) and environmental circumstances affect their phenotype.Phenotypes include things like height, wing length, and hair color. In addition to measurable traits that may be observed and tested in a lab, phenotypes also include blood cell or hormone levels.Phenotypes include things like height, wing length, and hair color. In addition to measurable traits that may be observed and tested in a lab, phenotypes also include blood cell or hormone levels.What is selection?
The environment will change, even if a parent was well acclimated to it, leaving the offspring poorly adapted to it. Only the finest and fittest creatures can reproduce since there are many species and little resources. Natural selection, which is conceived of as the environment and forces acting to prevent organisms from surviving and reproducing, operates against all living things. As a result, living things have the ability to pass on their DNA to the next generation. These DNA sequences are "selected" for by this.Hence Individuals with short tails are the most prevalent phenotype.
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Gonorrhea is a sexually transmitted disease. The male complains of __________ and the female complains of __________.
Gonorrhea is a sexually transmitted disease, the male complains of swollen testicles and the female complains of yellowish vaginal discharge.
What is a sexually transmitted disease?Gonorrhea in males can result in a painful infection in the testicles and prostate gland, which in a small percentage of instances may impair fertility.
In a small percentage of cases, untreated gonorrhea can spread through the bloodstream and result in life-threatening infections in other body areas (sepsis).
Therefore, for a number of reasons, women in particular are more likely than males to get gonorrhea, syphilis, and chlamydia.
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How can a change in one cycle affect all of the other cycles?
A change in one cycle can affect the other cycles because most ( if not all ) cycles on Earth are related in one way or another.
How are natural cycles related ?The natural cycles on Earth are related to each other because they often draw their energy from the same source which is the atmosphere, the oceans, and the Earth's crust . They also draw their energy from the sun as well .
For instance, the carbon cycle is related to the water cycle because water helps in the transportation of carbon to other areas where organisms can use it . It also helps in the weathering of rocks that contain carbon, thereby releasing it .
This means that a change in one cycle can affect the other cycles in nature if the change interferes with the way that cycle relates to other cycles .
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Which of the below animals is the least related to the others, evolutionarily?A.LobsterB.Parasitic nematode wormC.SnailD.BeetleE.Centipede
Snail is the least related to the others, evolutionarily comparing to the following animals.
It is believed that the first land snail evolved around 350 million years ago, when plants required extremely wet conditions. snail is a mollusk type of animal. Survival on land meant a period of unfavorable conditions, with climatic changes affecting the snail's body, which is still mostly water. There is evidence of primitive gastropods dating back to the late Cambrian period; all land snails have made numerous adaptations to survive. Their main adaptation is the transition from aquatic to terrestrial (or land) organisms. They accomplished this by losing their gills and developing air-breathing lungs.
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How is an element's atomic number like a person's fingerprint?
Why does the heart pump blood to the lungs before it pumps blood to the rest of the body.
In order to provide your lungs with extra oxygen, your heart pumps blood from the right side of your body to them. The blood returns immediately to the left side of your heart after receiving oxygen, where it is pumped once more to all areas of your body via the aorta.
Blood is not produced by the heart. It is created by the union of numerous bodily functions occurring in various places:
Red blood cell production takes place in the bone marrow.
creation of white blood cells in the lymphatic system and bone marrow.
bone marrow and the lungs are the sites of blood platelet production.
Everywhere, but especially in the small intestine, capillaries and venules are used to absorb water and electrolytes from the tissue fluid.
The liver produces and adds the majority of blood proteins.
adding extra blood components such nutrition, gases, additional proteins, hormones, enzymes, and antibodies.
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Why can't yeasts produce ATP anaerobically indefinitely?
Yeasts can't produce ATP anaerobically indefinitely because at higher levels ethanol is a toxic waste product and causes cell disruption of yeasts.
What are yeasts?
Yeast, one of about 1,500 species of unicellular fungi, most of which belong to the phylum Ascomycota and a few to the phylum Basidiomycota. Yeast fungi are found on soils and plant surfaces worldwide and are especially common in sugar-rich media such as floral nectar and fruits.There are hundreds of economically important Ascomycota yeast cultivars. Species commonly used in the production of bread, beer and wine are selected strains of Saccharomyces cerevisiae. Several yeasts are dangerous pathogens of humans and other animals, most notably Candida albicans, Histoplasma, and Blastomyces.
Therefore, Yeasts can't produce ATP anaerobically indefinitely because at higher levels ethanol is a toxic waste product and causes cell disruption of yeasts.
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TRUE/FALSE,meiosis is a mean to make gametes, and is the reason each parent passes one copy gene to their offspring
True.
The purpose of meiosis is to produce gametes or sex cells. During meiosis, four daughter cells are produced, each of which is haploid (containing half as many chromosomes as the parent cell).
What is Meiosis?
Meiosis contains two distinct cell divisions, which means that one parent cell can produce four gametes (eggs in females, sperm in males). In each round of division, cells go through four stages: prophase, metaphase, anaphase, and telophase.
Before entering meiosis I, a cell must first go through interphase. This is the same interphase that occurs before mitosis. The cell grows, copies its chromosomes, and prepares for division during the G1 phase, S phase, and G2 phase of interphase.
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Phosphate was a limiting factor to algae growth in lake washington near seattle. In 1960s, eutrophication of the lake was largely addressed by limiting levels of?.
In 1960s, eutrophication of the lake was largely addressed by limiting levels of phosphorus.
The largest of the three significant lakes in King County, Lake Washington is also the second-largest natural lake in the state of Washington. In the 1960s, phosphorus concentrations were found to be 70 parts per billion. That was more than enough to support the large growth of algae that discoloured the water and washed up on the shore where it rotted and smelled.
Between 1941 and 1963, the lake received increasing amounts of secondary treated sewage, which led to eutrophication and a decline in the lake's water quality. Eutrophication, often known as the overgrowth of algae and big aquatic plants, is a process that can be brought on by an excess of phosphorus. High phosphorus levels can also cause algal blooms, which can create toxins that are dangerous to both human and animal health.
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