What is true about both the epidermis and the dermis?
A) They are highly vascular.
B) Sensory receptors are present in each.
C) Each consists, in part, of dead and dying cells.
D) Both are made of dense irregular connective tissue
Answer: B
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When a small, polar solute binds to a membrane protein that then changes shape and transports the solute across the membrane, the process is known as
A. simple diffusion. B. channel-mediated diffusion. C. carrier-mediated diffusion. D. active transport. E. endocytosis.
Which of the following is not found in the epidermis?
A. Melanocytes B. Fibroblasts C. Stem cells D. Keratinocytes E. Tactile cells
In simple autosomal inheritance, phenotypic characters are determined, or controlled, by
A) a single pair of alleles. B) multiple alleles. C) the action of a single gene. D) regulator genes on a different chromosome. E) the genes on the Y chromosome.
Beginning on the first day of the menstrual cycle, the order of phases in the uterus is:
A. proliferative, secretory, menstrual. B. secretory, proliferative, menstrual. C. menstrual, secretory, proliferative. D. menstrual, proliferative, secretory. E. secretory, menstrual, proliferative.