Which structures are part of the same primary germ layer?

A) skin, tooth dentin, tonsils
B) muscle, kidneys, dermis of skin
C) bones, blood, thyroid gland
D) uterus, bladder, pituitary gland


B) muscle, kidneys, dermis of skin

Biology & Microbiology

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Glycolysis depends upon a continuous supply

of NAD+ and a. NADP. b. pyruvate. c. glucose. d. NADH. e. H2O.

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The ________ velocity of an enzymatic reaction is the velocity at very high substrate concentration

Fill in the blank with correct word.

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The gene associated with aggressive behavior identified in 1993 is to be linked to an enzyme called

____________________. Fill in the blank(s) with the appropriate word(s).

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Release of thyroid-stimulating hormone (TSH) from the pituitary is inhibited when:

A) blood sugar levels are high. B) blood sugar levels are low. C) T3 and T4 levels are low. D) T3 and T4 levels are high. E) the metabolic rate of cells decreases.

Biology & Microbiology