Which of the following is a homeotic gene that
controls heart development?
a. Dunce
b. groucho
c. Tinman
d. toll
e. Pacman
C
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What basic information does a demographer need to know to predict a species population size through time?
What will be an ideal response?
All gametes contain
a. two chromosomes. b. two identical sets of chromosomes. c. two different sets of chromosomes. d. one chromosome. e. one set of chromosomes.
In multiple sclerosis, a victim:a
loses coordination due to the replacement of myelin with scar tissue. b. accumulates neurofibrillary tangles in the brain resulting in dementia. c. suffers tremors due to overly rapid and spontaneous firing of neural impulses. d. is unable to transmit neural impulses because poisons interfere with the action of the ion pumps. e. suffers depression due to abnormal secretion of neurotransmitters
Match the terms with the labeled structures on the diagram. 
cell body
Fill in the blank(s) with the appropriate word(s).