In the mutualistic relationship of lichens, ____ provide moisture and attachment while ____ provide food.
A. bacteria; fungi
B. bacteria; algae
C. fungi; algae
D. algae; fungi
C. fungi; algae
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A naked virus does not have a(n) ________.
Fill in the blank(s) with the appropriate word(s).
Multiple sclerosis is a disease in which the myelin sheath is destroyed. What will happen to nerve conduction speed in affected neurons?
A) It will speed up dramatically. B) It will speed up just a little bit. C) There will be no effect. D) It will slow down dramatically.
A reproductive isolation mechanism includes any structural, functional, or behavioral characteristic that blocks reproductive ability.
Answer the following statement true (T) or false (F)
The anterior pituitary gland receives hormone messages from the hypothalamus via ________.
a. a capillary network b. neurons that extend from the hypothalamus to the pituitary c. Schwann cells d. both a & b