High-intensity training in racehorses results in
a. muscle atrophy. d. no change in the expression of genes, but
changes in phenotypes.
b. the expression of genes in metabolism,
oxidative phosphorylation, and muscle
structure.
e. changes in the expression of genes, but no
changes in phenotypes.
c. no phenotypic or biochemical changes
B
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When calcium levels rise, the __________ secrete(s)
__________, which __________ osteoclast activity. a. parathyroids; calcitonin; suppresses b. thyroid; calcitonin; suppresses c. thyroid; calcitonin; enhances d. thyroid; PTH; suppresses e. parathyroids; PTH; enhances
After the centrosomes duplicate they separate and form the poles of the ____.
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