Immediately following the arrival of the stimulus at a skeletal muscle cell there is a short period called the
a) period during which the neurotransmitter is released by exocytosis,
b) diffuses across the synaptic cleft,
c) binds to its receptors.

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Explain how the political influence of african americans leaders became weaker.

When a gasoline engine burns gasoline, what type of chemical reaction is occurring?