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Elena L [17]
3 years ago
10

Which substance compose the backbone of DNA

Biology
1 answer:
madreJ [45]3 years ago
4 0

Answer:

phosphate and deoxyribose

Explanation:

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5. Explain how selection might be different if there were brown grasshoppers in
Semenov [28]

Answer:

Explanation:

Selection breeding is use to identify individual with good physical characteristics that can be used as parent in next generation. Brown, yellow, green grasshoppers are the distinct phenotypic characteristics of an individual hence selection will be individual base. Such that brown individual will be selected, green selected seperated and yellow will also selected. The organism that shows the best fits are often been selected depending on the objects of the selection

7 0
3 years ago
Which of the following would differ if you compared the same reaction taking place with and without an enzyme
SIZIF [17.4K]

Answer:

The correct answer is - option C.

Explanation:

Chemical energy is the energy that every substance or chemical have and its not affected by the presence or absence of the enzyme, while the activation energy is the required energy to initiate for a chemical reaction. If the energy of the chemical reaction is less than the activation energy reaction will not take place.

Presence of a enzyme lowers the amount of the energy for the initiating the reaction which is activation energy and the chemical reaction takes place.

Thus, the correct answer is - option C.

3 0
3 years ago
Pepsin begins the breakdown of _______ into _______.
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The answer would be B i believe<span>(a protease) begins the chemical digestion of protein</span>
4 0
3 years ago
The invention and use of modern instruments has helped people verify the truth of the Bible.
Roman55 [17]

Answer:

true

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5 0
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