Ancestral Characters Are Traits That

question 62

Multiple Choice

Ancestral characters are traits that

• A) characterize the last common ancestor that a particular collection of species share.
• B) evolved after the last common ancestor that a particular collection of species share.
• C) are less suited to the environment than derived characters.
• D) are less specialized than derived characters.

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Definitions:

Acute Renal Failure

A sudden loss of kidney function, characterized by a decline in the kidneys' ability to filter waste products from the blood.

Medullary Necrosis

A condition involving the death of cells within the medulla, an inner region of an organ such as the kidneys or adrenal glands.

Lower Urinary Tract Infections

Infections occurring in the bladder or urethra, often characterized by frequent urination, burning during urination, and cloudy urine.

Acute Cystitis

A sudden inflammation of the bladder, usually caused by a bacterial infection.