The answer is B. Vascular plants and invertebrates appeared during this time.
Answer:
-There is a variation in traits.
-The environment cannot support unlimited populations of organisms.
there is heredity.
-The trait that allows the organism to have more offspring will become more common in the population of organisms.
<span>Location of the estuary, the amount & quality of fresh water flowing in and oceanic storms that have the tendency to push in more salt water are all huge causes of the amount of salt in the water of an estuary to change. </span>
Answer:
please include a picture so I can see what you are referring to
Answer:
contains adenine-guanine pairs
Explanation: