Swarming in polychaetes for reproduction appears to be timed by:
a. biorhythms of the animals.
b. lunar cycle and tides.
c. solar cycle and tides.
d. temperature.
e. current direction.
B
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Energy is important to life forms because
A) all life forms require a continuous supply of it. B) it is required to do work. C) it is required to make specific alterations in the cell. D) both choices A and B E) choices A, B, and C
What are the 3 parts of the neurons?
A solute passively diffuses through a transport
protein out of the cell. What is the tonicity of the fluid inside the cell?
a. hypertonic b. hypotonic c. isotonic d. none of these e. more than one of these
Patient's with madura foot develop swollen, ulcerative, tumor-like skin lesions called mycetomas.
Answer the following statement true (T) or false (F)