Rett syndrome is caused by _____.
A. a viral infection
B. a genetic change on the X chromosome
C. obesity
D. an extra copy of chromosome 21
E. partial deletion of chromosome 15
Answer: B
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Most dietary fiber is absorbed in the small intestine
Indicate whether the statement is true or false
Substances derived from _____ are considered to be anabolic steroids
a. progesterone b. parathyroid hormone c. androstenedione d. testosterone e. estrogen
Which of the following statements about the fetal origins hypothesis is NOT true?
a. Research shows that lower birthweight is associated with higher risk of adult diseases such as cardiovascular disease, type 2 diabetes, and hypertension. b. Both low birthweights (less than 5.5 lb) and high birthweights (more than 10 lb) in humans are strongly associated with later risk of disease in adulthood . c. Evidence from animal studies shows the expression of genes that produce insulin receptors on muscle membranes may be suppressed in response to a low availability of glucose. d. The effects of fetal programming on adult disease may be strongly modified by infant and childhood diets.
Protein synthesis is inhibited by:
a. cortisol. b. eicosanoids. c. mast cells. d. phagocytes.