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Vladimir [108]
3 years ago
8

What is the backbone of the DNA Chain composed of

Biology
2 answers:
Ludmilka [50]3 years ago
8 0

Answer:

The backbone of a DNA molecule consists of the phosphate groups and the deoxyribose sugars, whereas the base region of the DNA molecule consists of the nitrogenous bases; therefore, the backbone of DNA is made up of phosphate groups and pentose sugars.

Artist 52 [7]3 years ago
4 0

Answer:Adenine Thymine Cytosine Guanine

Explanation:

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mart [117]

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Explanation:

6 0
3 years ago
Not sure which one plz help
mart [117]

Answer:

I believe it's both C and D

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Answer:

I think it's D, but it could be B.

Explanation:

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4 years ago
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Temperature, pH and concentration affect the Enzyme activity. The raising of temperature generally speeds up the reaction. Due to high temperature enzyme to lose its shape and stop working.  The part of enzyme where substrate bind is called the active site.  

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Why do changes in suns energy affect the climate on earth
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