Question

1. According to statistics, who is most likely to commit suicide?

a. Washington, an 80-year-old white male

b. George, an 18-year-old black male

c. Andrew, a 45-year-old white male

d. Jackson, a 25-year-old black male 2. The fatty substance that covers the axon of a neuron is called a synapse. a. True b. False 3. As a hemophiliac, Charles has a deficiency in his blood’s ability to a. form the desired round shape. b. generate white cells. c. clot. d. fight infections 4. The belief that genotype expression depends on environmental experience and how we respond to the environment depends on the genes we possess defines the concept of a. shared environmental influence. b. gene-environment interaction. c. single gene-pair inheritance. d. polygenetic inheritance. 5. Big Five traits include neuroticism, extraversion, and conscientiousness. a. True b. False

Answer 1

1. (c)

According to a statistic by American foundation of suicide prevention with regards to suicide rates by age, in 2016. It was observed that the highest suicide rate (19.72) was among adults between 45 and 54 years of age. The second highest rate (18.98) occurred in those 85 years or older. The younger groups aged 15 to 24 were found to have lower suicide rates (13.15) than middle-aged and older adults. The statistic with regards to suicide rates by Race/Ethnicity in the same year i.e 2016 is observed to be the highest among Whites (15.17) and the second highest rate (13.37) was among American Indians and Alaska Natives. The suicide rate was revealed to be much lower and roughly similar among Asians and Pacific Islanders (6.62), and Black or African Americans (6.03).

2. False

Synapse refers to a structure in the nervous system that permits a neuron or nerve cell to pass an electrical or chemical signal to another neuron or to the target efferent cell. Myelin is a lipid-rich or fatty substance that surrounds the axon of some nerve cells forming an electrically insulating layer.

3.(c)

4. (b)

5. True

The Big five broad the five personality traits are extraversion, conscientiousness, agreeableness, openness, and neuroticism.