Question

Organism A shares 50% of its DNA sequences with organism B, while organisms B and C share 90% of their DNA sequences. What can be concluded from this? (2 points)

Organisms B and C are probably full siblings while organism A is a grandparent of both.
Organism A is more ancient than either organism B or organism C.
Organisms B and C are more closely related to each other than they are to organism A.
Organism A has suffered more mutations than organisms B or C.

Answer 1

@Bookworm14

Answer 2

Hey! What do you think it is?

Answer 3

I think,...uummm,...C?

Answer 4

YESSSSSSS!!!!!!!!!, if Organisms A and B have ONLY 50% similar DNA, then they must not be closely related. If organisms B and C share a whopping 90% DNA, they must be VERY closely related!!

Answer 5

:) Thanks!!

Answer 6

pshhhh see!! You are so smart, you did not even need help!! lol..... and your welcome :D ~Bree :)