The letter "C" from above represents which of
the following?
a. the excretory pore
b. loops where blood vessels take up solutes
from the blood
c. sexual reproductive organ of the planarian
d. cilia which flick to draw fluid into the
planarian
e. none of these
B
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Immunoglobins associate with the adapter molecules Ig? and Ig?
Indicate whether the statement is true or false.
Sex-influenced traits are expressed ____
a. aftafter the formation of a Barr body b. more in males than in females c. as a result of hormone differences between males and females d. only in males e. only in females
Which of the following symptoms are characteristic of someone who has AIDS? a. All of these choices
b. Enlarged lymph nodes c. Weight loss d. Chronic fatigue e. Fever
The bipolar spindle is composed of __________. Fill in the blank(s) with the appropriate word(s)