)
A. include the skin
B. include the mucous membranes
C. all contain keratin which makes the barriers highly impervious
D. are part of the second line of host defenses
E. are all covered with mucus that adds another layer of protection
A. include the skin
B. include the mucous membranes
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Which type of vaccine has been used in place of inactivated whole cell vaccine?
A. Acellular subunit B. Whole cell attenuated C. Adjuvant D. Toxin
A tall plant is crossed with a short plant, and the progeny are all intermediate in size between the two parental plantsIf the intermediate F1 progeny were allowed to self-pollinate, and the F2 progeny were also intermediate in size, but following a normal distribution, this would suggest
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Indicate whether the statement is true or false