You have a meteorite sample that has 3.125% radioactive potassium in it. How old is this meteorite, and how
do you know?

answer; i believe that the correct answer is; ///bodies of water store heat during the day and release it at night;

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.

1. what is the relationship between the shape of an enzyme and the reactions they catalyze?

2. how does an enzyme inhibitor work?

separate your answers so i dont get confused : )