Which type of immunoglobulin molecule is passed on to nursing infants in breast milk?

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


Answer: C. IgA.

Biology & Microbiology

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A gene that produces multiple effects is called a(n) ____

a. co-dominant gene b. X-linked gene c. epistatic gene d. pleiotropic gene e. incompletely dominant gene

Biology & Microbiology

Taxis is defined as

A. the learning of a behavior that is associated with consequences of the behavior. B. a movement towards or away from a stimulus. C. a motor response initiated by a stimulus, continuing to completion of the response. D. an instantaneous, automatic response to a stimulus. E. rapid learning of behaviors by an animal during a restricted time in the animal's life.

Biology & Microbiology

Compare and contrast aerobic and anaerobic pathways used by cells to extract energy from organic

molecules. Include the mechanism of ATP formation, the final electron acceptor, and the end products in your comparison. What will be an ideal response?

Biology & Microbiology

In animal cells, cytokinesis occurs via the formation of a cell plate

__________________ Indicate whether the statement is true or false.

Biology & Microbiology