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DIA [1.3K]
3 years ago
14

BEST ANSWER GETS BRAINLIEST!!1

Biology
2 answers:
Sati [7]3 years ago
6 0
Mountain range; when plates are pushed together, they cause rock to push up. After thousands of years, a mountain will be formed after the molten rock cools.
chubhunter [2.5K]3 years ago
5 0
Mountain range if im remembering right 
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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.

7 0
3 years ago
What would happen if there were no germ-line mutations or genetic recombination possible in a population? (2 points) Genetic var
barxatty [35]
Germ-line mutations are mutations that would be passed down to future generations, and recombinations are where the information each parent passes down to the offspring is shuffled. 

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Body cell mutations would be the only source of heritable genetic variation: False
There would be no new heritable genetic variation possible in the population: True
3 0
3 years ago
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before running a race and athlete will consume more of a certain type of macromolecule as an energy sourceone example of a food
tatiyna

Answer:

glucose

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the pasta contains carbohydrates which our bodies convert into glucose and glucose is an important source of energy an athlete can use

8 0
3 years ago
What is a short sentence including the word chromosome
Vilka [71]
There are 42 chromosomes in the body.
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the answer is A, in the mitochondria

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