____ assist and nourish cells that transmit electrical signals
a. Receptors
b. Neurons
c. Effector cells
d. Glial cells
e. Signal cells
D
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All of the following features are true of Anthropoids except
A. they include monkeys, apes, and humans. B. almost all were diurnal. C. opposable thumbs. D. living in groups with complex social interactions. E. changes to eye design and increase in brain size.
Organisms on Earth are currently classified first as either plant or animal
Indicate whether the statement is true or false
The Drosophila homeotic genes typically contain the homeobox. The homeobox is a sequence of 180 nucleotides. The number of amino acids coded for by this sequence is
A. 180. B. 90. C. 120 D. 60. E. 30.
If antibiotics seem effective against a human illness, then this illness is probably caused by a/an:
A) virus. B) protist. C) bacterium. D) autoimmune disease.