BIOLOGY HIGH SCHOOL

Choose the sentence that does not describe a structural adaptation. A. An elephant has a long trunk that it uses to reach leaves high in a tree. B. A dog walks to a stream and drinks when it gets thirsty. C. A hummingbird has a long, thin beak to sip nectar from flowers. D. A rosebush has thorns to protect it from animals that might eat it.

Answers

Answer 1
Answer: B. A dog walks to a stream and drinks when it gets thirsty
Why? A structural adaptation shows a being physically evolving in order to increase said being's chances of survival. B is not an example of this, since there is no mention of the dog's body changing  in order to increase the dog's chances of survival.  
Answer 2
Answer: (B) A dog walks to a stream and drinks when it gets thirsty.

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Which of these statements is true for mating of wild animals in a natural setting?Wild animals have no preference for mates in a natural setting but show it in captivity.
Wild animals never have any preference for mates.
Wild animals always show preference for mates.

Answers

The right answer for the question that is being asked and shown above is that: "Wild animals have no preference for mates in a natural setting but show it in captivity." The statement that is true for mating of wild animals in a natural setting is that wild animals have no preference for mates in a natural setting but show it in captivity.

Answer: the person above my is right

Explanation:

1. a polysaccharide-based substance that forms the exoskeleton of arthropods.( larva )
 2. an early stage in the development of an animal or plant
(hydroskeleton)  
3. the period of time offspring is carried in the womb before birth
(chitin)
  4. gamete-producing organ in animals
(gonad)
  5. support and movement structure of animals that is maintained by water or body fluid (gestation period)
  6. an early growth stage or phase of life of an organism that undergoes metamorphosis
(embryo)

Answers

#1 is chitin. #2 is Embryo. #3 is Gestration Period. #4 is Gonad. #5 is Hydroskeleten. #6 is Larva.

Answer:

a polysaccharide-based substance that forms the exoskeleton of arthropods

(chitin)

an early stage in the development of an animal or plant

(embryo)

the period of time offspring is carried in the womb before birth

(gestation period)

gamete-producing organ in animals

(gonad)

support and movement structure of animals that is maintained by water or body fluid

(hydroskeleton)

an early growth stage or phase of life of an organism that undergoes metamorphosis

(larva)

A scientist carries out an experiment on a hamster. He exposes the hamster to x-rays at regular intervals. This results in a germ line mutation in the hamster. What is the possible outcome on the progeny of the hamster?

Answers

There may have been phenotype and genotype changes.

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Answers

Do you mean in biology/living environment?
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C. Producers
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Answers

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coal
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Answers

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