Question 1 is false and question 2 is A
Answer:
DNA or protein can be used as a ''molecular clock'' that tells how long it has been since two species have diverged from a common ancestor. The fossil record is usually derived from sedimentary rocks laid down millions of years ago.
Answer:
If for example food becomes scares for a group of birds they must now eat something else. these birds have two different beaks on large for the food currently going becoming spars and the other just small enough for them to eat the smaller nuts and survive. The birds who can not eat the small nuts will die and then the small beaked birds will become more abundant.
Explanation:
Plants get carbon dioxide<span> from the air through their </span>leaves<span>. The </span>carbon dioxide<span>diffuses through small holes in the underside of the </span>leaf<span> called stomata.</span>
