"Double-Blind" experiments are designed so that only subjects do not know if they are receiving placebo or drug
Indicate whether the statement is true or false
FALSE
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The intermediate disturbance hypothesis posits which of the following?
a. Species richness is greatest in communities that experience infrequent moderate disturbances. b. Species richness is greatest in communities that experience high temperatures. c. Species richness is greatest in communities that experience frequent severe disturbances. d. Species richness is greatest in communities that experience frequent moderate disturbances. e. Species richness is greatest in communities that experience intense disturbances.
An action potential in a neuron begins when ____
a. a threshold potential is reached at the trigger zone b. the resting potential is established c. gated sodium channels close d. gated potassium channels close e. neurotransmitters are received by dendrites
How many chromosomes would a typical human cell have after mitosis but before cytokinesis?
A) 0 B) 23 C) 46 D) 92
In C3 photosynthesis, what fixes the carbon?
A) RuBP B) PEP C) PGAL D) ATP E) PGA