Human plasma is mainly composed of:

a. albumin
b. red blood cells
c. white blood cells
d. water
e. dissolved ions, sugars, and hormones


d

Biology & Microbiology

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What protozoan parasite is acquired by the oral route, but once ingested can readily cross the placenta causing an infection in the fetus that can result in a number of congenital defects?

A. Cyclospora cayetanensis B. Giardia intestinalis C. Cryptosporidium parvum D. Toxoplasma gondii

Biology & Microbiology

A chromosome that results when the centromere splits in the wrong plane during meiosis, forming identical arms, is a(n)

A) ring chromosome. B) metachromosome. C) parachromosome. D) isochromosome.

Biology & Microbiology

Conifers are characterized by all of the following

EXCEPT a. thick cuticles. b. intolerance to warm climates. c. needle-shaped leaves. d. recessed stomata. e. adaptations for conserving water.

Biology & Microbiology

The general order of classification below the domain or kingdom level is ________.

A. phyla, class, family, order, genus, species B. phyla, class, order, family, genus, species C. phyla, order, class, family, genus, species D. phyla, order, family, class, genus, species

Biology & Microbiology