Question

why variation found in dna of new generation​

Answer 1

Explanation:

Genetic variations that alter gene activity or protein function can introduce different traits in an organism. If a trait is advantageous and helps the individual survive and reproduce, the genetic variation is more likely to be passed to the next generation (a process known as natural selection).

SO HERE IS YOUR ANSWER

PLEASE MAKE ME THE BRAINLIEST

Answer 2

Answer:

Recombination in meiosis

Explanation:

During meiosis I required for gamete formation, both paternal and maternal DNA undergo crossing over due to activity of recombinase enzyme in the pachytene phase of meiosis I. As a result of this , recombined DNA is passed on to gametes and since the zygote is formed by fusion of gametes, the zygote DNA shows significant variations