By the year 2050, approximately _____% of the U.S. population will be 65 years of age or older
a. 10
b. 20
c. 30
d. 40
e. 50
b
You might also like to view...
The study of how environmental factors influence the expression of genes without altering the DNA is known as
a. epigenetics. b. nucleotide sequencing. c. microarray technology. d. epidemiological consequences.
The major source of energy during the fed state is _____, whereas the energy source during the postabsorptive state is _____
a. glucose, glycogen b. glucose, amino acids c. glycogen, amino acids d. glycogen, glucose
Which of the following is the most prevalent form of diabetes?
A. type 1 B. type 2 C. gestational D. pediatric
Why is iron not well absorbed from the intestinal tract?
A) Most people consume too much iron on a daily basis. B) The physiological roles involving iron are limited and are of minor importance. C) Overabsorption of iron has potentially harmful physiological effects. D) Most people don't have the enzymes needed to absorb iron, especially as they age.