Hey! i really got to go to the bathroom, would you be able to make 45 ml of a 13-fold dilution of the magnesium sulfate stock i left on the bench? there should be plenty stock available, ! " how much volume of stock is needed to carry out your scientist buddy's request? (answer should have 3 decimal places.)

answer:   option a) glucagon was secreted by his pancreas before he ate the cookies because blood glucose was low. insulin was secreted after he ate the cookies because his blood glucose was high.

explanation:

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

the answer is false?

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.