________ is fat soluble, produced in the skin on exposure to UV radiation, and necessary for normal bone growth and function.
A) Vitamin K
B) Cortisol
C) Vitamin A
D) Vitamin D
D) Vitamin D
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The capacity of synapses for alteration at the molecular level is termed ____
Fill in the blank(s) with the appropriate word(s).
In X-linked inheritance, the gene for albinism is located on an X chromosome. If the father is normal and mother is a normal carrier, the chance (percentage) for the child to be a normal carrier (genotype) is:
a. 0% b. 25% c. 50% d. 75% e. 100%
The specific foreign substances that an individual's immune system has the ability to recognize and resist are determined by ________
A) individual exposure to the specific foreign substance B) individual genetic makeup C) the total number of lymphocytes present at a given time D) the total number of macrophages at a given time E) the total number of self-antigens at a given time
In some forms of diabetes, an insensitivity to insulin seems to be present. This insensitivity could be the result of ________.
A. over-regulation B. a lack of regulation C. down-regulation D. up-regulation E. modulation