In a motor unit, a motor neuron is connected with an average of 150 muscle fibers
____________________ Indicate whether the statement is true or false.
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When plotted on a graph, logistic growth rates show what type of curve?
a. J-shaped curve b. K-shaped curve c. S-shaped curve d. R-shaped curve
Glucagon increases blood glucose primarily by stimulating release of glucose from the _______.
Fill in the blank(s) with the appropriate word(s).
The TATA box is a(n):
A: DNA sequence in the promoter region of many eukaryotic genes. B: activator sequence necessary for proper translation of eukaryotic genes. C: DNA sequence in the operator of prokaryotic genes. D: enhancer consensus sequence of eukaryotic genes. E :a general transcription factor in eukaryotes.
One possible result of chromosomal breakage is for a fragment to join a nonhomologous chromosome. What is this alteration called?
A) deletion B) inversion C) translocation D) duplication