The answer is B
because glucose enters a cell through the integral proteins !!
Answer:
As the stomach contents pass from the stomach to the small intestine, their acidity is rapidly neutralized by the addition of HCO3- produced by the pancreasa good thing, too, because the mucosa of the small intestine has no other protection against HCl.
Answer:
The best time to see the Great Migration is during the dry season, between July and early October. It's warm, weather is stable, and animals are abundant. The sparse vegetation and dried-up waterways force the animals to head up north to find food and drink.
Explanation:
A. Nonnative species that are superior competitors
Answer:
I am pretty sure it is A or D sorry if this does not help