During an influenza outbreak, many people get infected and die. However, part of the population acquires immunity and survives. This is due to variations in the genotype and phenotype among individuals in the population. Probably a particular phenotype confers resistance to influenza. Therefore, this population is able to grow and develop to maturity and reproduce. Their genes are therefore passed over to subsequent generations.
The immune system protects and fights germs and bacteria that get into the body. I hope this helped.
Answer:
A.
Explanation:
DNA is replicated through reproduction to the offspring. Hope this helps :)
Answer:
What are the common species for this type of a forest?
D. Asteroids vary greatly in size and are mostly made up stone, iron and nickel
