Which of the following can be defined as an alteration in the normal sequence of a gene?
A. allele
B. gene variantÂ
C. functional hypothalamic amenorrhea
D. gene splicing
E. endometriosis
Answer: B
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Which of the following statements describes one aspect of mineral nutrition of older adults?
a. Zinc intake is adequate for about 95% of this group. b. Iron absorption is reduced due to low stomach acidity. c. Calcium intakes of females are near the RDA for this group. d. Calcium allowances for this group have recently been increased by the Committee on Dietary Reference Intakes. e. Folate excesses are fairly common.
During pregnancy, exposure to excessive iodine from foods, prenatal supplements, or medications
a. is associated with subsequent development of attention deficit-hyperactivity disorder.
b. increases the risk of the development of gestational diabetes.
c. may cause agitation in the mother and fetus.
d. can result in the fetus developing a severe, life-threatening goiter.
e. rarely has a lasting impact on mother or child.
One purpose of sports drinks is to replace fluid and electrolytes that are lost through sweating
Indicate whether the statement is true or false
The type of fiber that promotes the development of a beneficial mix of microbiota in the gut is known as _____ fiber
a. functional b. viscous c. fermentable d. nonfat e. low-fat