Amphibians can accomplish gas exchange using ____
a. gills only
b. lungs only
c. respiration through the skin only
d. both gills and lungs
e. gills, lungs, and respiration through the skin
ANSWER: e
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Angelman syndrome is associated with a deletion in a paternal chromosome or presence of two maternal chromosomes.
Answer the following statement(s) true (T) or false (F)
Which of the following terms are mismatched?
A. corepressor - a protein that binds to the repressor protein and results in inactivation of the operon B. repressor - protein that is capable of turning off the operon C. inducer - a protein that inactivates the repressor D. cAMP - a molecule that accumulates when glucose concentration is low E. regulatory gene - serves as the on or off switch for the operon
A cotyledon is indicated by
a. A. b. B. c. C. d. D. e. E.
The hormone ________ promotes both mammary gland development and milk production
Fill in the blank(s) with correct word