How does an enzyme speed up a chemical reaction? enzymes:
a. lower the activation energy of chemical reactions.
b. raise the temperature of the cell, speeding chemical reactions.
c. store atp, allowing more energy to be used in chemical reactions.
d. act as a miniature “transfer trucks” gathering materials for chemical reactions and places them together.

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

Pls the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.

Evolution acts upon the population of organisms and not on each individual organism