Mycoplasma pneumoniae

A. does not cause pneumonia despite its name.
B. is one of the causes of atypical pneumonia.
C. causes pneumonia only in conjunction with viral activity.
D. causes pneumonia more often than Streptococcus pneumoniae.


Answer: B

Biology & Microbiology

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Of the following combination of statements about protostomes and deuterostomes, which choice is correct? 

A. Protostomes are animals in which the mouth develops from the blastopore, and the anus or anal pore develops from the second opening. Deuterostomes are animals in which the anus develops from the blastopore and the mouth develops secondarily later in their development. B. Protostomes are animals in which the anus develops from the blastopore, and the mouth develops from the second opening. Deuterostomes are animals in which the anus develops from the blastopore and the mouth develops secondarily later in their development. C. Protostomes are animals in which the mouth develops from the blastopore, and the anus or anal pore develops from the second opening. Deuterostomes are animals in which the mouth develops from the blastopore and the anus develops secondarily later in their development. D. Protostomes are animals in which the mouth or anus develops from the blastopore, depending on the species. Deuterostomes are animals in which the mouth and anus develops from the blastopore, depending on the species.

Biology & Microbiology

The trapezius, levator scapulae, rhomboideus and serratus anterior function _____.

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

Biology & Microbiology

Arthropods were the first terrestrial animals because their exoskeletons allowed them to withstand

A) the force of gravity. B) ultraviolet radiation. C) starvation. D) high oxygen concentrations. E) lower atmospheric pressure.

Biology & Microbiology

Constipation can result from the consumption of a substance that _____

A) promotes water reabsorption in the large intestine B) speeds up movement of material in the large intestine C) decreases water reabsorption in the small intestine D) stimulates peristalsis

Biology & Microbiology