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Anna35 [415]
3 years ago
9

Choose all the answers that apply.

Biology
2 answers:
nekit [7.7K]3 years ago
7 0

Answer:

carry thousands of genes

Explanation:

Genes are contained in chromosomes, which are in the cell nucleus. A chromosome contains hundreds to thousands of genes. Every normal human cell contains 23 pairs of chromosomes, for a total of 46 chromosomes. Some traits are caused by mutated genes that are inherited or that are the result of a new gene mutation.

schepotkina [342]3 years ago
7 0

Answer:

tight coils of DNA

always occurs in pairs

carry thousand of genes

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Natasha_Volkova [10]

Answer:

In the explanation

Explanation:

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3 years ago
_________ is caused when nitrogen and carbon compounds in the air react in sunlight.
Vlada [557]

Answer:

Photochemical smog is a mixture of pollutants that are formed when nitrogen oxides and volatile organic compounds (VOCs) react to sunlight, creating a brown haze above cities.

Explanation:

6 0
3 years ago
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DaniilM [7]

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5 0
3 years ago
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A)what would happen to the quantity of sweat when temperature increases? explain why it happen.
Brrunno [24]

i'm sorry i didn't understand b and c but i can help you with a)

Explanation:

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hope it helps ;)

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3 years ago
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