Humans have the least number of which class of teeth?
a. molars
b. premolars
c. canines
d. incisors
e. pre-canines
ANSWER: c
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The packaging mechanism of T4 DNA involves cutting of DNA from
A) linear genetic elements. B) circular genetic elements. C) DNA concatemers. D) its host cells.
C-reactive protein is a
A) pathogen-associated molecular pattern (PAMP). B) homotrimeric adaptor protein. C) lipoprotein. D) pattern recognition receptor (PRR).
Zooplankton are which of the following?
A. producers B. secondary consumers C. decomposers D. tertiary consumers E. primary consumers
Which of the following is not involved in the increase in blood volume in a pregnant woman?
A. renin-angiotensin-aldosterone mechanism B. an increase in blood oxygen levels C. artery expansion D. progesterone E. sodium and water retention