Answer:
the answer would have to be A
Which of the following can cause mutations?
A. All of the above
B. Radiation
C. Chemicals
D. Errors during DNA Replication
[tex]\huge\colorbox{purple}A\colorbox{blue}n\colorbox{purple}s\colorbox{blue}w\colorbox{purple}e\colorbox{blue}r [/tex]
just correct me if I'm wrong ✨
Don't bash me please :(
__________________________________
D. Errors During DNA Replication ✨
[tex]\color{Violet}\rm{☘︎Hopeithelps!}[/tex]
Mutations arise spontaneously at low frequency owing to the chemical instability of purine and pyrimidine bases and to errors during DNA replication. Natural exposure of an organism to certain environmental factors, such as ultraviolet light and chemical carcinogens (e.g., aflatoxin B1), also can cause mutations.[tex]\color{gold}{✨•MissyyZackiee•✨} [/tex]__________________________________
“I ask that you’ll have the power to grasp love’s width and length, height and depth, together with all believers. I ask that you’ll know the love of Christ that is beyond knowledge so that you will be filled entirely with the fullness of God.” — Ephesians 3:18-19 ❤__________________________________
Some structures in the eye are listed. 1 cornea 2 iris 3 lens 4 retina Which structures contain light receptors?
A cornfield include corn plants my socks and various insects fungi and bacteria which nutritional role is correctly paired with organisms that carry out that role
Answer:
oh i dont know
Explanation:
What is cell wall???
Answer:
You can simply define the cell wall as a semi-rigid thick protective structure that surrounds the cell membrane of some types of cells for protection and defining the shape of the cell. The cell membrane alone cannot provide the required rigidity or strength. All living organisms are composed of cells.
in your own words, what is the definition for Diffusion?
Answer:
Diffusion basically means the spreading of something that's wide or the action of spreading the light from a light source that reduce glare and harsh shadows.
The ozone destroying pollutants primarily comes from air conditioner coolants, refrigerator coolant, aerosol spray, and plastic foam. *
true
false
Answer:
true
Explanation:
Chlorofluorocarbons or CFCs are the main cause of ozone layer depletion. These are released by solvents, spray aerosols, refrigerators, air-conditioners, etc. The molecules of chlorofluorocarbons in the stratosphere are broken down by the ultraviolet radiations and release chlorine atoms.
help me
After a forest fire, which type of organisms will begin secondary succession?
small shrubs
mature oaks
evergreens
wildflowers
Small shrubs are the kind of organisms that start secondary succession after a forest fire. The correct option is A.
Thus, the term "secondary succession" describes the ecological recovery process that follows a disruption like a fire. Small shrubs have developed survival strategies that enable them to swiftly colonize damaged environments.
They have the capacity to emerge from subterranean structures once again or to create seeds that will take root in newly accessible sunshine and nutrients. Due to their quick growth and capacity to keep the soil stable, these shrubs facilitate the establishment and flourishing of other plant species.
Thus, the ideal selection is option A.
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Why don't whales have saliva?
______
Kinda curious to know! :3
The seawater dilute the saliva in them, so the necessary digestive enzymes they can't use.
There are three complete tissue layers. b. Flatworms may be either free living or parasitic. c. Flatworms have a sac body plan, with only a mouth and no anus. d. Parasitic flatworms have a well-developed head with eyespots and nerves concentrated into a brain. e. Most planaria are found in marine environments, but some dwell in freshwater and moist terrestrial environments.
Complete question:
Which of the following statements is NOT correct about the flatworms?
A. There are three complete tissue layers.
B. Flatworms may be either free-living or parasitic.
C. Flatworms have a sac body plan, with only a mouth and no anus.
D. Parasitic flatworms have a well-developed head with eyespots and nerves concentrated into a brain.
E. Most planaria are found in marine environments, but some dwell in freshwater and moist terrestrial environments.
Answer:
D. Parasitic flatworms have a well-developed head with eyespots and nerves concentrated into a brain.
Explanation:
Flatworms are inferior organisms, meaning that they do not have nerves concentrated in a brain. Their nervous system is, in general, composed of nerve cords forming a net. The arrangement depends on each of the groups. They have one or more pairs of primitive eyes, which function is to find the light. These eyes cup-shaped and are composed of pigmentary cells.
Flatworms have bilateral symmetry. Their body is plane dorsoventrally and can be divided into two specular halves by the sagittal plane. This plane crosses through the body from the anterior extreme to the posterior extreme. The frontal plane divides the body into two different halves, the ventral one with the mouth and the dorsal one.
These organisms only have one opening in their bodies directed to the digestive system, which is the mouth.
Flatworms are aquatic and, most of them are marine animals, although there can be a few groups that inhabit freshwater. Some species might even be terrestrial. Most of them are free-living organisms, but there are also some parasitic forms.
Beth broke her ankle bone. The doctor gives her a brochure on foods she can eat to help restore the
health of her
bones. Which element will help Beth
strengthen the bone?
Answer:
Phosphorus
Explanation:
Edge2021
Valves help blood flow in one direction. True or false?
Answer:
True
Explanation:
Functions from Valves are:
Stopping and starting flow.
Reduce or increase a flow.
Controlling the direction of flow.
Regulating a flow or process pressure.
Relieve a pipe system of a certain pressure
Answer:
T
Explanation:
A group of fibers inside the cell that helps support the cell is the _____.
filament
flagella
microtubule
cytoskeleton
What are three real life examples of diffusion and the Cells ?
Answer:
living organisms
Oxygen and carbon dioxide, dissolved in water, are exchanged by diffusion in the lungs:
hope it helps
Study the diagram of gametogenesis where egg cells and sperm cells
undergo meiosis I and meiosis II. Note the number assigned to each cell.
Identify the number of chromosomes in the different cells, represented
by a circle, by writing the symbol N for haploid and 2N for the diploid.
Write your answers on a separate sheet of paper.
A diploid cell undergoes meiosis to produce one egg and 3 polar bodies with 23 chromosomes each.
What happen during the egg formation?During egg formation in the ovary, Primary oocyte (diploid) having 46 chromosomes undergoes meiosis I to form one secondary oocyte and one first polar body.
Both the secondary oocyte and one polar body are haploid having 23 chromosomes. Both daughter cells then undergo meiosis II, the first polar body divides to give two polar bodies and the secondary oocyte divides by meiosis II to form one ovum.
Therefore, during egg formation in the reproductive system, a diploid cell (a primary oocyte) undergoes meiosis to produce one egg and 3 polar bodies with 23 chromosomes each.
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What causes the reaction rate to decrease as the reaction progresses?
The concentration of the reactants decreasing causes the reaction rate to decrease as the reaction progresses?
The ability of an individual organism to survive and reproduce is known as its___
Answer:
Fitness of the induvitual
Explanation:
Sorry if am wrong
which function in plant cells is comparable to an animal eating food?
Answer:
Chloroplasts absorbing solar energy for cellular activities. I hope this helped :))
Explanation:
Para cada una de las historietas "la penicilina, Francisco Redi y Louis Pasteur" indiquen:
a) ¿Qué estudió el científico?
b) ¿Cuál fue el descubrimiento?
c) indica con que viñetas se relacionan cada paso del método científico, puedes subrayarla o transcribirla
Answer:
a)
Explanation:
je suis ask teacher
What helps an animal to look like another animal to stay protected from predators? *
(0/1 Point)
Answer: ADAPTIVE COLORATION
Explanation:
Colour and colour patterns play an important role in adaptations of animals. Such adaptive coloration is due to the presence of pigments in cells called CHROMATOPHORES. These cells are involved in coloration and color change which helps an animal to look like another animal to stay protected from predators.
Adaptive coloration may be grouped into :
--> WARNING COLORATION: some animals display bright colours and patterns that announce their presence rather than conceal it. Example is the yellow and black stripes of yellojackets and other wasps which have very painful stings.
--> MIMICRY: colours and patterns are used extensively by mimics. For example, the foul-tasting Actaea butterfly and the poisonous African monarch are mullerian mimics. They resemble each other closely because they have similar colouring and patterns on their bodies.
--> CONCEALING COLORATION: This is used in camouflage. It helps an animal to remain unnoticed by the predator. Certain animals change the colour of their body surfaces to match their environment and so escape detection.
Why is this product NOT suitable for a vegan diet
Answer:
can u show the image of the product plz
Explanation:
Which of the organisms shown does not eat another organism for food.
Answer:
it's cockroach it carries it
Answer:
fungi
They don't eat each other
Which of these is an example of nonpoint-source pollution?
A. A textile factory
B. A city's traffic
C. An oil refinery
O D. A car repair shop
Answer:
I hope that the answer should be C. An oil refinery
Answer:
The answer is indeed C) An oil refinery
Explanation:
Can someone pls tell me if it’s A or D
Answer:
D................................
Answer:
D
Explanation:
What does the theory of evolution contribute to conservation biology?
A) It helps scientists understand how populations and species are related, and this knowledge can be used to help these populations and species survive.
B) It helps scientists understand how populations and species are related, and this knowledge can be used to capture and breed the fittest organisms in these populations and species.
C)It helps scientists understand how populations and species react to changes in their environment, and this knowledge can be used to help these populations and species survive.
D)It helps scientists understand how populations and species react to changes in their environment, and this knowledge can be used to capture and breed the fittest organisms in these populations and species.
I'm timed and this is my last question, please help me on this one, thank you!
Answer:
ANSWER: C
hope it helps
pls mark me as brainliest
What is a likely consequence
of this type of mutation?
A. The gene would result in a shorter
protein, possibly causing problems.
B. The gene would have a protein that
was too long, possibly causing problems.
C. The gene would be unaffected.
D. This would most likely be a positive
change.
Answer: it’s a
Explanation:
Just answered it
Most likely the consequence of this type of mutation is The gene would result in a shorter protein, possibly causing problems. Thus, option "A" is correct.
What is mutation?Mutations are the change in the nucleotide sequence of genetic material due to substitution, deletion or insertion of the nucleotides leading to changed protein.
There are many types of mutations.
If a mutation causes no effect on the protein produced, it is known as the silent mutation. It is usually due to substitution of one nucleotide with the same type of nucleotide as in glycine glycine mutation.
Thus, option "A" is correct.
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Amalia has the flu, a communicable disease that causes a cough and a runny nose. Which best describes how she likely got it?
She does not exercise.
She has a poor diet.
She touched the doorknob in a classroom.
She inherited it from her parents.
Answer:
She touched the doorknob in a classroom.
Answer:
She inherited it from her parents or She touched The doorknob in a classroom
Molecules on the outer surface of a microorganism act as____
The immunostimulants act as those molecules that are found on the outer surface of the microforms.
What are microsorgams ?The microorganisms are those organisms that can only be seen through the microscope and include the bacteria, the protozoa, the algae, and the fungi.
The virus is not considerd to be living and has a single cell or may form a colony of cells. The unseen microbial life is scripted in the 6th century BC. As these microorganisms have a single-celled life they are more diverse.
The presence of the immunostimulants on the body of the micro organs tells about the outer surface of these microorganisms.
Find out more information about the microorganism.
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Which statement is true about climate?
is this correct??? if not tell mee plsssss ofr brainliest
Answer:
Wrong the moon causes tides and revolves is the one with 1 year
Explanation:
grass is the first member of the ocean food web.
Answer:
Phytoplankton and algae form the bases of aquatic food webs. They are eaten by primary consumers like zooplankton, small fish, and crustaceans. Primary consumers are in turn eaten by fish, small sharks, corals, and baleen whales.
Explanation: