Which of the following cavities has the highest density of cardiac muscle tissue?

A) pleural cavity
B) abdominal cavity
C) thoracic cavity
D) cranial cavity


C

Biology & Microbiology

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What was an early selective advantage of a coelom in animals? A coelom _____

A) contributed to a hydrostatic skeleton, allowing greater range of motion B) was a more efficient digestive system C) allowed cephalization and the formation of a cerebral ganglion D) allowed asexual and sexual reproduction

Biology & Microbiology

Which of the following will NOT develop into one

or more gametes? a. spermatogonium b. polar bodies c. primary oocyte d. spermatid e. secondary spermatocyte

Biology & Microbiology

Most people born with recessive disorders are born to parents who are both _________ or carriers for the recessive allele.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Transpiration is most closely associated with:a

the atmosphere. b. terrestrial plants. c. the ocean.

d. groundwater. e. bacteria.

Biology & Microbiology