How do temperature and ph affect an enzyme that a chemical reaction depends on ? a) they can break down the reactants b) they can break down the products c) they can change the shape of an enzyme d) they can cause the chemical reaction to reverse

Some plants have reproductive structures that them reproduce using natural forces or animals. how does the reproductive structure shown here ensure the reproductive success of plants?

The images show two species of tree frogs in a particular region. the gray tree frogs are adapted to the trees of the woodlands, while the green tree frogs can survive in woodlands or grasslands. the gray frog was abundant in the woodlands. because of climatic changes, most of the trees in the region died, and the woodlands changed to grasslands. in such a case, the . the gray tree frog is closely related to the green tree frog genetically, but they have different mating calls. this suggests that speciation occurred because of .

Besides regulating what enters and leaves the cell, what is another function of your choice from question #1?