1) Human blood: a) Is mostly composed of white blood cells b) Is primarily composed of both formed elements and plasma c) Has nucleated erythrocytes within it d) All of the above e) None of the above

d) All of the above

Explanation:

Blood is a body fluid and is a necessary coma posed of nutrients and oxygen to transport metabolic wastes. Invertebrates the blood cells are made of suspended blood plasma. Plasma consists of 55% of the blood cells. Blood consists of proteins, glucose, and irons. The red blood cells also consist of erythrocytes.

Mitochondria produce atp, a high energy compound. atp is used for all sorts of enzyme-mediated reactions, such as making proteins/nucleotides/etc, certain compounds cross the cell membrane, muscles move, etc.  without this source of energy, a cell will die. it will not be able to repair itself, defend against pathogens, etc.

Droughts cause very arid places such as a desert