Consider the Cladogram Shown

question 32

Multiple Choice

Consider the cladogram shown.Based on this cladogram, which species has the greatest number of ancestral character states?

• A)1
• B)2
• C)3
• D)4

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Definitions:

ADH

Antidiuretic hormone, a peptide hormone that regulates the amount of water reabsorbed by the kidneys.

Aldosterone

A steroid hormone produced by the vertebrate adrenal cortex; stimulates sodium reabsorption. See mineralocorticoids.

Ammonia

A compound of nitrogen and hydrogen with the formula NH3, commonly used as a fertilizer and in various industrial processes.

Urea

A nitrogenous compound produced in the liver as a waste product of protein metabolism.