A sea star is shown in the diagram. What are the functions of the structures labeled X? food and waste transportation, protection protection, sweeping food into mouth respiration, food and waste transportation movement, capturing prey

Answers

Answer 1

Answer:

It is D movement

Explanation:

I just awnsered this one correctly


Related Questions

Darwin’s explanation for evolution was dependent on which scientific concept?

Answers

Answer:

The existence of variations in population.

explain which direction the molecules will move during diffusion?

Answers

Answer:

Up and down

Explanation:

In the process of diffusion, a substance tends to move from an area of high concentration to an area of low concentration until its concentration becomes equal throughout a space.

Answer:

Molecules will move from an area of high concentration to an area with lower concentration.

How could biotechnology lead to a decrease in the use of pesticides?

Answers

Plants can be genetically engineered through the use of biotechnology to be less susceptible to insects. This trait will make pesticide use less necessary.

This is the sample answer on edge.

This method combines the genetic productivity enhancement of plants with the management of their hazardous organisms.

How is biotechnology used?

Typically, agricultural biotechnology is utilized to boost plant production productivity to reduce the use of pesticides.

In agriculture by applying biotechnology, pest management and the use of pesticides will be reduced for modified plants.

The emergence of insect-resistant plants will be accelerated by technological advancements, and with an improved grasp of biotechnological processes, the acceptance of biotechnology goods might grow.

Therefore to reduce paste management and make crop resisitance for paste biotechnology is used.

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If the acceleration in question 8 is constant, what's the average velocity of the object described?

Answers

Answer: average velocity = initial velocity + 1/2 acceleration* time

Explanation:Q8 unavailable, but at constant acceleration a

if initial velocity is v1, final velocity v2 and average velocity (v1+v2)/2 and the time interval t,

v2 = v1 + at and average velocity = v1 + 1/2at

In the wild, the plant Knoxiensus prairieii displays a dimorphic trait for fruit color. The plants will bear either purple or yellow fruits. You find and collect several wild plants from around campus and decide to perform some experiments to determine the relationship between the purple and yellow gene traits. You either perform self-crosses (selfing) or you carefully perform cross-pollination experiments between two plants and obtain the following results:

Pollination Purple Progeny Yellow Progeny
Purple (self) 87 0
Purple (self) 76 24
Yellow (self) 0 95
Purple x Yellow 98 0
Purple x Yellow 52 56
Purple x Yellow 85 0
Purple x Purple 91 0

Required:
From these results, explain the mode of inheritance for the fruit color phenotype.

Answers

Answer:

The mode of inheritance for the fruit color phenotype is autosomal dominant. Purple color dominates over yellow color.

Explanation:

You will find the complete explanation in the attached files due to technical problems.

_______ traits are passed down and are not influenced by an organism’s surroundings

Fill in the blank pls

Answers

Inherited Traits are passed down and are not influenced by organism’s surroundings

Complete the sentences by matching the names of trees to the appropriate blanks. to do this, drag the names on the left into the appropriate blanks in the sentences on the right. match the words in the left column to the appropriate blanks in the sentences on the right. terms may be used more than once. make certain you have filled every blank with a term before clicking submit.
1. deciduous trees lose their leaves seasonally and include trees such as maple and elm.
2. conifer leaves are generally thin and needle-like, while seeds are contained in cones. conifers include cedar and pine.
3. evergreens are plants that maintain their leaves in all seasons and include trees such as cedar, elm, and pine.
4. hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as maple, , and cedar. elm returned you filled in 2 of 10 blanks incorrectly. mango trees are tropical broad leaf plants that maintain their leaves all year long. no credit lost. try again.

Answers

Complete question:

Complete the sentences by matching the names of trees to the appropriate blanks. to do this, drag the names on the left into the appropriate blanks in the sentences on the right. match the words in the left column to the appropriate blanks in the sentences on the right. terms may be used more than once. make certain you have filled every blank with a term before clicking submit.

ElmMaple MangoPine     Cedar

1. deciduous trees lose their leaves seasonally and include trees such as ----- and ----.

2. conifer leaves are generally thin and needle-like, while seeds are contained in cones. conifers include ---- and -----.

3. evergreens are plants that maintain their leaves in all seasons and include trees such as ---, ---, and ---.

4. hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as ---, ---, and ---.

Answer:

1. deciduous trees lose their leaves seasonally and include trees such as elm and maple.

2. conifer leaves are generally thin and needle-like, while seeds are contained in cones. conifers include pine and cedar.

3. evergreens are plants that maintain their leaves in all seasons and include trees such as Pine, Cedar, and Mango.

Explanation:    

Deciduous trees:  These plant species lose their leaves every year during the cold and dry autumns and winters, as it is the most limiting period over the year. Foliage resprout again during the warmer wet season when it rains more often, during spring and summer. Template forest biome characterizes for having deciduous trees such as oaks, maple, or elm, among other phanerophyte species.

1. deciduous trees lose their leaves seasonally and include trees such as elm and maple.

Conifer: Correspond to the gymnosperm group. They are perennial, vascular, evergreen, woody plants. They characterize for having a straight trunk with secondary growth and no vessels in the xylem tissue. Their branches usually develop horizontally, with needle-like leaves growing on them, unisexual flowers, and seeds included in a cone.

 2. conifer leaves are generally thin and needle-like, while seeds are contained in cones. conifers include pine and cedar.

Evergreens: Perennial plants that keep their green leaves the whole year.  These are the opposite of the deciduous trees. Tropical forests characterized for having these broadleaf plant species, such as mango, that are favored by the environmental conditions as precipitations are abundant and the average temperature is elevated most of the year. Also, many evergreen plants are typical of the boreal forest.  Pines, cypress, cedar, and sequoia are examples of these last ones.

3. evergreens are plants that maintain their leaves in all seasons and include trees such as Pine, Cedar, and Mango.

Hardwoods: Angiosperms. Xylem with vessels. These species present a high diversity in shape, textures, and sizes. They might reproduce asexually or sexually by producing flowers, fruits, and seeds. Also, they might be either evergreen or deciduous.

4. hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as Elm, Maple, and Mango.    

How might environmental manipulation of a crop have unexpected consequences? a. The new crop may require more water than the original. b. The crop may harm the environment. c. The yield may be reduced. d. All of the above Please select the best answer from the choices provided

Answers

Answer:

D all of the above

Explanation:

just took the test

Environmental manipulation can have both types of consequences - beneficial as well as adverse. At times, these changes can be unexpected too. The correct option is D.

What negative effect does environmental manipulation of a crop have?

The crop can have a need for more water as compared to the original if there would be a change in the soil, region or even climate of the crop. An increase in the temperature can affect the availability of water to the crop.

Changes in the soil can result in variation in the availability of minerals required for the growth of plants. This can cause improper health condition of the crop, which will ultimately decrease its yield.

Overuse of fertilizers and pesticides can affect the quality of the soil and also have a negative impact on the crop. It can also be passed on to the consumers of the crop due to bioaccumulation.

Thus, all of the mentioned statements are correct. Hence, the correct option is D.

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If the endoplasmic reticulum were removed from the cell, which organelle would not be able to function properly, and why? mitochondria, because they rely on the ER as an energy source ribosomes, because they receive proteins made by the ER Golgi apparatus, because it packages proteins received from the ER cytoplasm, because it relies on the ER for structural support

Answers

Answer:

Golgi apparatus, because it packages proteins received from the ER

Explanation:

The function of the endoplasmic reticulum is to produce proteins. It can be smooth or rough. The rough endoplasmic reticulum has ribosomes, which make the proteins.

The Golgi apparatus receives proteins from the endoplasmic reticulum and modifies and sorts them. They are then concentrated and packed into vesicles which are released out of the cell membrane.

If the endoplasmic reticulum is removed, proteins cannot be made and the Golgi apparatus would not be able to perform its job.

Hope that helps.

If the endoplasmic reticulum (ER) were removed from the cell, Golgi apparatus would not be able to function properly.

What is endoplasmic reticulum?"Endoplasmic Reticulum is a network of membranous tubules present within the cytoplasm of a eukaryotic cell."It is of two types- Smooth Endoplasmic Reticulum and Rough Endoplasmic Reticulum.It helps in calcium storage, protein synthesis and lipid metabolism.What is Golgi apparatus?It is also known as Golgi body or Golgi complex.It helps in transporting, modifying and packaging of proteins and lips lipids which are synthesized by Endoplasmic Reticulum.

Hence, Golgi apparatus would not function properly if Endoplasmic Reticulum is removed.

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what is traditional biotechnology in sort
what is modern biotechnology in sort

Answers

Answer:

Traditional biotech involves use of natural organisms to create or modify food or other useful products for human use, while modern biotech involves manipulation of genes and living tissues in a controlled environment to generate new tissue.

3. Which of the following is a major functional characteristic of all organisms? (a) movement,
(b) growth, (c) metabolism, (d) responsiveness, (e) all of these.

Answers

Answer:

The correct option is E..all of these

Explanation:

This is because all living exhibit functional characteristics which are movement, respiration, nutrition, irritability, growth, excretion, respiration and death. This characteristics are indication that organisms are living things.

Growth: it is the increase in size of organisms. All living organisms grow, they increase in size , from zygote to adulthood.

Metabolism...all living organisms excreate, they absorb nutrients and remove unwanted waste products and undigested good like sweat, urine e.t.c.

Responsiveness....All living organisms respond to stimulus, they respond to external environment or change.

Which of these would represent the chemical formula for a monomer of carbohydrates

Answers

The formula is (CH2O)n

Bart believes that mice exposed to microwaves will become extra strong (maybe he's
been reading too much Radioactive Man). He decides to perform this experiment by
placing 10 mice next to a microwave for 10 seconds. He compared these 10 mice to
another 10 mice that had not been exposed. His test consisted of a heavy block of wood
that blocked the mouse food. He found that 8 out of 10 microwaved mice were able to
push the block away. 7 out of 10 of the non-microwaved mice were able to do the same.
What was one of the constants in this experiment?

Answers

Answer:

the mice were able to move the block

Explanation:

Barley is a grain that grows in many parts of the world. A plant geneticist identifies a gene for larger kernels in a wild relative of barley. The geneticist wants to transfer this gene to barley so that farmers can increase their harvests with the new variety of barley What molecule contains the gene that the geneticist wants to transfer?
a) allele
b) DNA
c) phenotype
d) protein​

Answers

Correct answer - C Phenotype.

Why? - Phenotype, all the observable characteristics of an organism that result from the interaction of its genotype (total genetic inheritance) with the environment. Examples of observable characteristics include behaviour, biochemical properties, colour, shape, and SIZE.

please help my little sibling fr needs it . thank u !

Answers

Answer:

1 is C

2 is A

3 is B

Explanation:

1 - the cow is breathing and releases carbon dioxide the tree absorbs it and releases oxygen

2 - the cow Is breathing that's why it releases carbon dioxide

3 - the human takes in oxygen but breaths out carbon dioxide

What portion of the DNA molecule is variable and serves as the “GENETIC CODE

Answers

Genetic code is the term we use for the way that the four bases of DNA--the A, C, G, and Ts--are strung together in a way that the cellular machinery, the ribosome, can read them and turn them into a protein. In the genetic code, each three nucleotides in a row count as a triplet and code for a single amino acid.

Which sustainable practice is paired correctly with its impact on the environment?

Answers

Answer:

Setting irrigation systems to run longer results in a reduction of water use is an example of a correct pairing of a sustainable practice and its impact to the environment.

Answer:

c

Explanation:

Which organism would have the most biomass
Ants
Bager
Wolf

Answers

Answer:

ANTS

Explanation:

Is this right? Hope it is

I need help because it’s not easy

Answers

Fake it the right answer hope this helps

What is the difference between the cell membrane and the cell wall?

Answers

Answer:

Cell membrane helps to enclose the cell organelles and cytosol inside a cell. ... A cell wall is a ridgid, protective layer and it covers the cell membrane. For plants, cell walls are mainly made up of cellulose, while a cell wall in bacteria is made up of peptidoglycan,and for fungi it is made up of chitin.

Explanation:

Which of the following are true statements about ozone holes? (Select the three best
answers.)

A.Ozone holes don't have any ozone in them.

B. Ozone holes allow ultraviolet light to reach the Earth's surface.

C. Chlorofluorocarbons make an ozone hole larger.

D. Ozone holes have more ozone than usual.

E. Ozone holes can be hole-shaped.

F. There is always just one ozone hole in the Earth's atmosphere.

Answers

Answer:

Ozone holes have more ozone than usual.

Correct Answer

Ozone holes allow ultraviolet light to reach the Earth's surface.

Ozone holes don't have any ozone in them.

Chlorofluorocarbons make an ozone hole larger.

Explanation:

Ozone has been the atmospheric layer that protects the earth. It allows the ultraviolet rays to enter the earth, and there is one ozone hole due to the Chlorofluorocarbons. Thus, options B, C, and F are correct.

What is an ozone hole?

An ozone layer is defined by the presence of the ozone gas that is present in the atmosphere of the earth. The ozone hole is the hole in the ozone layer that is due to the depletion of the ozone gas in the layer due to increased global warming and pollution.

The increased concentration of Chlorofluorocarbons (CFCs) generated from aerosols, air conditioners, and refrigerants have resulted in a hole in the ozone layer. This lead to increased exposure of the organism to the harmful UV radiations emitted from the sun.

Also, this has resulted in increased climatic changes because of the global warming and heating of the atmosphere due to the entrapment of the UV and Sun rays. This leads to various diseases including cancer and eye irritation.

Therefore, the ozone hole is due to increased Chlorofluorocarbons. options B, C, and F are correct.

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Basic needs. Living things have basic needs in order to survive. Plants and animals have like needs. How they use the things required for life can be a little different. Can you drag these phrases to the correct column?

Answers

Answer:

is bvasic living thing ok so obiously the answaer is c because it always is ((((((((((((((((answer c)))))))))))))))))))))))

ok so the looooongest word that most people kno is . but thats actually not that long to some people that kno long words so here is the longezt word in the wold, supenemendeddentenilisitationsentinalizinilitioninitialalizedcaliflagiliciousinitialdistintialidocioloassociationlationsensationinitiliationilitisintialidocious. so theres your answer ok an extremly long word for your game (use ok) accountiticationmicjationmasonyaynitiationpronoutiationnaysonnitiationassociationassistiation is still normal length you could say its used commonly around the world and in sentences/essays/paragraphs

Explanation:

Please help whoever’s right will get brainliest

Answers

Answer:

1: LAW

2: THEORY

3: THEORY

4: THEORY

Explanation:

Besides providing energy, how do plants directly benefit the deer and the
wolf?

Answers

Answer:

they release oxygen

Explanation:

i dont know its just what i think

if non-conjunction concurs and an individual survives, which disorder can occur?

Answers

The disorder can occur anytime

Bloom syndrome is an autosomal recessive disease that exhibits haploinsufficiency. A recent survey showed that people heterozygous for mutations at the BLM locus are at increased risk of colon cancer. Suppose you are a genetic counselor. A young woman is referred to you whose mother has Bloom syndrome; the young woman's father has no family history of Bloom syndrome. The young woman asks whether she is likely to experience any other health problems associated with her family history of Bloom syndrome. What advice would you give her?

Answers

Answer:

The correct answer is - she is heterozygous for a mutated BLM allele and will have an increased risk of colon cancer.

Explanation:

Autosomal recessive disease expresses itself in next-generation only if there is both alleles are recessive for the gene. In haploinsufficiency, the dominant allele fails to express itself in the phenotype due to insufficiency. So, if even one allele of the recessive gene present in the haploinsufficiency case, it will affect and express its trait.

She is heterozygous for a blood syndrome, as her mother had but her father has no disease, allele and will have an increased risk of colon cancer.

What did scientists believe was contributing to the depletion of the ozone layer and why?

Answers

The ozone is a layer in the stratosphere which protects the earth from ultraviolet light. The molecule within the ozone are being broken apart due to fossil fuel emissions.

CFCs and other halogen-source chemicals in the stratosphere were discovered to deplete the ozone layer.

What is ozone layer depletion?

Ozone depletion is the steady lowering of the Earth's ozone layer in the high atmosphere, which is produced by the discharge of chemical compounds from industry and other human activities that contain gaseous chlorine or bromine.

The ozone layer acts as a buffer against the sun's potentially dangerous ultraviolet rays. The destruction of the ozone layer puts humans in direct contact with dangerous ultraviolet rays, which can lead to a variety of health problems including cancer, cataracts, skin illnesses, and a weakened immune system.

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What are the PRODUCTS (what is made) of aerobic respiration?

Answers

The answer above should be correct, I believe it is, but can you mark me BRAINLEST?

A plant can have green (G) or yellow (g) leaves. It can also have a long (K) or
short (k) stem. A scientist is preparing a Punnett square for a dihybrid cross
of a plant with a genotype GGKK. What possible gametes can the plant
produce?
O A. GG, Kk
O B. GK gk
OC. GK, Gk
OD. GK, Gk, gk gk

Answers

The correct answer would be gk and gK.
Gamete refers to the haploid germ cell (male or female) which is able to fuse with another gamete of opposite sex of the same species in order to produce zygote.
According to the law of segregation only one copy of the gene (allele) is distributed to each gamete. In addition, it is a random process.
For example, gene Aa would result in the formation of two types of gametes. One will carry A and the other will carry a.
Now, according to the law of independent assortment, alleles of two or more genes are into the gametes independent of each other.
For example, in AABB alleles of gene AA and alleles of BB will be inherited independent of each other.
Now, gametes produced from gg will of only one type that is, g.
Gametes produced by Kk will be of two types which are K and k.
Lastly, all the alleles will be inherited independent of each other which forms two types of gametes. One bearing gK and one bearing gk.

Use an analogy to explain the function of the nucleus, cell membrane, mitochondria, and ribosomes

Answers

I help you get correct answer
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