Answer: it turns a generator
Explanation:
The answer is A. because it basically forms like a bony cage for the lungs and heart, keeping it safe and protected.
Answer:
Option C, 32 million
Explanation:
As per standard rule -
Number of base pair per nucleosome is equal to 
Now, the total number of base pair in human genome is
billion.
Number of nucleosome in
billion base pairs is equal to

These are diploid cells and hence the number of nucleosomes will be 2n
Hence, the total number of nucleosomes are

Hence, option C is correct
Viruses are not considered alive, because they lack certain aspects that would be considered a living organism.
<u>Necessary for natural selection:</u>
It is the process in the evolution. It explains the nature and it is responsible for the evolution of adoption in the organisms to their environment. The four types of the natural selection are reproduction, heredity, variation in fitness and the variation in the individual characters among the member in the population.
It is the important factor to analysis the environment and reproduction of the organisms. The offspring are resemble same as their parent in the natural selection.