In a dehydration synthesis reaction:
a. water is a reactant
b. water is a product
c. a large molecule is broken down into a smaller one
d. both A and C above
b. water is a product
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Reflex arcs that only use two neurons are called ________ reflex arcs.
A. polysynaptic B. monosynaptic C. ipsilateral D. contralateral E. autonomic
Assume that a 30 year old male is able to produce sufficient spermatozoa, but because of an obstruction in his duct system, the spermatozoa cannot be discharged through the urethra. If each duct in the system had to be examined to locate the obstruction, explain the sequence in which the ducts would have to be examined, starting with the urethra and termination in the seminiferous tubules.
What will be an ideal response?
Blood cells are made in the red bone marrow of bones, a process known as:
A) ossification. B) hematopoiesis. C) bone resorption. D) osteoporosis.
Lipid digestion and absorption requires the coordinated actions of ________ and ________.
A. hydrochloric acid; pepsin B. bile; bicarbonate C. water; bile D. lipase; bile