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.
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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
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.
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?
In animal cells, cytokinesis occurs via the formation of a cell plate
__________________ Indicate whether the statement is true or false.