Genes associated with embryonic development are known as
A) homologous genes.
B) sigma factors.
C) heterologous genes.
D) hopanoids.
E) homeotic genes.
E) homeotic genes.
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In the accompanying diagram, ____ indicates the location of chyme production
a. A b. D c. E d. F e. G
Signals from the parasympathetic nervous system
cause which of the following? a. increase in blood pressure b. increase in pulse rate c. increase in digestive activities d. increase in blood sugar level e. increase in metabolic rate
Which of the following is not a part of the axial skeleton?
a. skull b. vertebral column c. ribs d. pelvis e. sternum
In an agglutination test, eight serial dilutions to determine antibody titer were set up. Tube #1 contained a 1:2 dilution; tube #2, a 1:4, etc. If tube #6 is the last tube showing agglutination, what is the antibody titer?
A) 6 B) 1:6 C) 64 D) 1:32 E) 32