Describe any two genetic disorders that involve abnormal chromosomes. Be sure to both identify the exact chromosomal aberration and the impact of the aberration on development
What will be an ideal response?
Down syndrome is caused by an extra 21st chromosome that is usually provided by the egg. People with Down syndrome have almond-shaped eyes and a fold over the eyelid. Their head, neck, and nose are usually smaller than normal. They also have cognitive and social impairments. Turner's syndrome is caused by having a single X sex chromosome. People with Turner's syndromes are short, have limited development of secondary sex characteristics, and problems perceiving spatial relations.
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The HIV virus is transmitted through
a. airborne transmission. b. the exchange of bodily fluids, primarily semen and blood. c. physical contact of any kind, such as a sneeze or handshake. d. homosexual or sharing drug needles exclusively.
The __________ theory of attachment recognizes the infant’s emotional tie to the caregiver as an evolved response that promotes survival
A) psychoanalytic B) “clear-cut” C) operant D) ethological