Question

Give reason:
a) We are similar to our parents but not identical.
b) Evolution is not a progress.
c) Human make is responsible for reproducing baby boy and baby girl.
d) Biological father and mother are fair complexion but their child with brown completion.
e) A man with cut finger cannot be transmitted to next generation. ​

Answer 1

Answer:

(a): we are similar to a parents but not identical because we get half of the DNA from inheritance

(c) in human being there is 23 pair of chromosomes and one pair of sex chromosomes

in a female contains xx chromosomes and male contain xy chromosomes

when x chromosome of male fuses with x chromosome female then the offspring is girl

when y chromosome of male fuses with is chromosomes of female then the offspring is boy this is called sex determination

(e)the changes in a DNA can passes to next generation show a mankirt with finger cannot be transmitted to next generation because it is not a DNA change