Transportation problems are obstacles for physical activity for which group?
A) middle-class families
B) rural families
C) Southern families
D) low-income families
D) low-income families
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Six- to 12-year-olds are more likely than younger children to come down with ear infections
a. True b. False Indicate whether the statement is true or false
Donald is seventy years old. For the past few years, he has developed a memory loss that is getting worse, and his personality has become very erratic. His doctors say he has Alzheimer's disease, but you aren't sure. What finding should most convince you that the doctors are right??
a. ?A loss of GABA neurons in Donald's brain b. ?An absence of myelin in Donald's brain c. ? A loss of acetylcholine neurons in Donald's brain d. ?Below-normal levels of norepinephrine in Donald's brain
Regarding the repair/restorative theories of sleep, which of the following statements is FALSE?
a. Sleep helps keep the body and brain healthy by regulating its temperature and immune system. b. Lowering body and brain activity and metabolism during sleep may help conserve energy and lengthen life. c. If you lose just one hour of sleep a night, it can affect your mood, memory, ability to pay attention, and even your health. d. Biologically, sleep is considered a luxury, not a necessity.
If two corresponding genes at a given location on a pair of chromosomes are the same, they are referred to as
A) genotyped. B) homozygous. C) phenotyped. D) heterozygous.