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SCORPION-xisa [38]
2 years ago
8

How does starfish obtain and distribute oxygen and nutrients

Biology
1 answer:
vovangra [49]2 years ago
6 0

Starfish have a unique form of digestion in the animal kingdom and a water-vascular system that allows the animal to breathe.

All your answers should be in this article: 
http://animals.mom.me/feeding-respiration-starfish-6596.html
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Two things that can break enzymes down are:
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Answer:

Temperature or heat energy can affect the functioning of an enzyme

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How do whales differ from fish?
Oksana_A [137]
The way wales intake food is much different
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Which dna mutations is most likely to damage the protein it specifies?
Radda [10]
<h2>DNA Mutations</h2>

Explanation:

<em>    (A) A base-pair deletion</em>

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6 0
3 years ago
Muscle fibers in the _____ enable it to increase or decrease the diameter of the pupil to allow more or less light to enter the
Oksanka [162]

Answer:

iris

Explanation:

8 0
2 years ago
When compounds are joined through reactions, a chemical _____ is formed.
Setler [38]
<h3>Chemical <u>bond</u> is the answer. </h3>

Explanation:

A chemically bond is defined as the invisible force between two atoms which together forms a molecule. Chemical bonds are of different types - covalent bond and ionic bond. These bonds are formed between the atoms because of a chemical reaction.

In a chemical reaction, different reaction intermediates are formed which leads to the formation of new forces of attraction between nearby atoms or ions to form new bonds. Thus chemical bonds are formed from chemical reaction.

3 0
3 years ago
Read 2 more answers
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