In evolutionary terms , can we say which among bacteria, spiders, fish and chimpanzeshave a 'better' body design? Why or why not ?

A study found that children with light-coloured eyes are likely to have parents with light-coloured eyes. On this basis, can we say anything about whether the light eye colour trait is dominant or recessive ? Why or why not ?

Which is the largest artery in body? Why it is big in size?

What do you mean by the term 'Science' ? Why do we need it ?

Which is the largest artery in the body? Why is it big in size?

Among ferrous and ferric ions, which one is more stable? Why?

Which among the following should have a smaller second ionisation energy: Na or Mg? Why?

How can you say fishes living in water having heavy metals in their bodies?

We can break a piece of chalk into smaller pieces, but we can not break an iron nail easily. Why ?

Which is a better mode of reproduction: sexual or asexual? Why?