<span>In marine vertebrates, the gill arches use the external gas exchange. The water holds less oxygen.
The ribs in terrestrial vertebrates have enclosed respiratory surface which is inside the body and comes as paired lungs.
Kidneys are efficient in excretion of regulation of water and nitrogenous wastes. Their reproduction is normally sexual with separate sexes.</span>
Answer:
This statement is false. Borders of plates do change when they shift and the shifting of plates is inevitable.
Explanation:
I believe the capital b (B) is refered to as the dominant gene and the lower case b (b) is refered to as the subordinate/recessive gene.
Answer:
Explanation:
water cycle relies on these processes
