Question

Give reasons :- (a) Blocking of falopian tube prevent pregnancy . (b) Testis are located outside the abdominal cavity. (c) Copying of DNA is vital in reproduction. (d) Acquired traits are not inherited. (e) Sexual reproduction creates more variation.

Answer 1

a) because fallopian tube is the only tube which connects mother from child as what the mother eat it goes to the child also some nutrients and food.
e) because sexual reproduction contains genes in cells which create a slight variations.

and others I don't know.

Answer 2

Answer:

Explanation:

This is because, the ovums are not able to move to uterus and sperms also cannot move to ovum to fertilise.So , even though copulation occurs, fertilisation does not take place. So zygote is not formed. And there is no pregnancy...