During the embryonic stage of prenatal development, how many layers of cells eventually form every part of the human body?
A. 5
B. 3
C. 8
D. 10
Answer: B
You might also like to view...
One of the most common reasons that children are referred for mental health services in the United States is a. ADHD
b. autism. c. pervasive developmental disorder. d. stuttering.
Regarding ethnicity and IQ scores, which of the following statements is FALSE?
a. Although IQ predicts school performance, it does not predict later career success. b. What psychologist Robert Sternberg calls practical intelligence may be seen by minority cultures as more important than analytic intelligence. c. Studies that used actual blood grouping testing found significant correlations between ethnic ancestry and IQ scores. d. Most psychologists have concluded there is no scientific evidence that group differences in average IQ are based on genetics.
What do the current visual prosthetic devices, such as retinal implants, do?
A. They directly stimulate ganglion cells. B. They directly stimulate visual cortex cells. C. They directly stimulate rods and cones. D. They tap into the auditory nerve to provide visual information
Kelly and Ruben just had a baby boy. If they could look at their baby's sex chromosomes, they would see
a. one X and one Y chromosome. c. one Y chromosome and one autosome. b. two Y chromosomes. d. two X chromosomes.