a.

Secrete gastric juice

b.

curdle milk

c.

emulsify fat

d.

increase the surface area for absorption

a.

Glucose

b.

Sucrose

c.

Maltose

d.

Cellulose

a.

inhalation

b.

respiration

c.

expiration

d.

breathing

a.

can neither reproduce asexually

b.

cannot survive in their respective environment

c.

do not possess characteristics that can be transmitted from one generation to another

d.

can neither respire nor excrete