________________ increases the ability of the kidneys to produce a concentrated urine.

A. Anti-diuretic hormone (ADH)
B. Aldosterone
C. Atrial natriuretic hormone
D. Angiotensin II


Answer: A. Anti-diuretic hormone (ADH)

Biology & Microbiology

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A person choking on a piece of food____

a. cannot talk, breathe, or cough b. can cough but cannot breathe or talk c. can talk and cough but is unable to breathe d. can breathe through their nose if they remain calm e. can breathe but cannot talk or cough

Biology & Microbiology

During secondary aerobic wastewater treatment, some of the activated sludge goes ________ while the rest goes ________

A) back to the aerator / to the anoxic sludge digestor B) back to the primary system / to the aerator C) to the anoxic digestor / back to the primary system D) back to the primary system / to the tertiary digestor

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Regarding these sequence homology data, the principle of maximum parsimony would be applicable in _____

A) distinguishing introns from exons B) determining degree of sequence homology C) selecting appropriate genes for comparison among species D) inferring evolutionary relatedness from the number of sequence differences

Biology & Microbiology

The organ of Corti is in the ________

A) outer ear B) inner ear C) middle ear D) eardrum

Biology & Microbiology