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agasfer [191]
3 years ago
8

Required

Biology
1 answer:
evablogger [386]3 years ago
5 0
The answer is A. DNA
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Helo! i was wondering if anyone could help me of these two questions for biology?
Rom4ik [11]

1) A 2) B

Explanation:

Enzymes are catalyst, meaning that they could be use in several reaction and they speed up any chemical reaction rate. So knowing this, when the animal have more enzymes it will react more quickly with the food, making it digest the food more quickly.

Hope the help, cheers

3 0
3 years ago
Suppose it were possible to conduct sophisticated microscopic and chemical analyses of microfossils found in 3.5-billion-year-ol
soldier1979 [14.2K]

Answer:

The correct answer is option 3. a nucleus.

Explanation:

The first genetic material present in the early organisms were RNA which was present in the microscopic organisms back then 3.5 billion years ago which means it is normal to have RNA in such microfossils chemical analysis.

Since, the nucleus was not present in early life forms of prokaryotes like bacteria. so, it is unusual to find nucleus in the fossils of stromatolite rocks.

Thus, option III is the correct answer.

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