Which part of the amniotic egg is a fluid filled sac that allows the embryo to develop in a water environment?

A. allantois
B. amnion
C. chorion
D. yolk sac
E. shell


A

Biology & Microbiology

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____________________ Indicate whether the statement is true or false.

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a. 1 b. 3 c. 8 d. 12 e. 25

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The seasons are determined primarily by the Earth’s tilt

____________________ Indicate whether the statement is true or false.

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Which of the following are most susceptible to complement lysis?

A. Gram-positive bacteria B. Gram-negative bacteria C. Bacteriophages D. Prions

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