Immunity acquired by transplacental transfer is called __________.

A) artificially acquired active immunity
B) artificially acquired passive immunity
C) naturally acquired passive immunity
D) naturally acquired active immunity


Answer: C) naturally acquired passive immunity

Biology & Microbiology

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Which unicellular fungus is probably in most kitchens?

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Vascular plants and air-breathing animals first appeared during which time period?

a. Silurian period b. Permian period c. Cambrian period d. Ordovician period e. Cretaceous period

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You dissect a specimen of a vertebrate during an anatomy laboratory. It has the following characteristics: lungs, abundant blood capillaries under thin skin, a partially-divided heart, a pulmonary circuit, and four walking legs. What is this animal?

A. reptile B. amphibian C. marsupial mammal D. placental mammal E. lungfish

Biology & Microbiology

What is the portion of a dicot seedling below the cotyledons called?

A. Subcotyl B. Hypocotyl C. Epicotyl D. Internode E. Plumule

Biology & Microbiology