Which antibodies cross the placenta and protect the fetus?

A. IgA
B. IgG
C. IgM
D. IgD


B

Biology & Microbiology

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Which of the following is classified as a flatworm?

a. trematodes b. polyps c. medusa d. rotifers

Biology & Microbiology

Apply Darwin's theory of evolution by natural selection to explain how capsaicins have enhanced the survival of peppers

What will be an ideal response?

Biology & Microbiology

Which of the following would have the most surface area assuming the same volume?

A) a golf ball B) a perfect sphere C) a cube D) a tube

Biology & Microbiology

Leaflike outgrowths at the base of the leaf stalk are referred to as:

a. axils. b. blades. c. lamina. d. petioles. e. stipules.

Biology & Microbiology