Why are relatively few inherited disorders caused by dominant alleles?
a. Most disorders caused by dominant alleles lead to sterility, which means the dominant allele will not be passed on.
b. Genetic testing can more readily identify dominant rather than recessive alleles; genetic counseling has more successfully reduced the incidence of disorders caused by dominant alleles.
c. Every person with one of the dominant alleles will have the disorder, and people with most of these disorders do not usually live long enough to reproduce, so the allele will not be passed on.
d. Individuals carrying dominant alleles for a disorder are less likely to actually have the disorder than are individuals carrying a recessive allele for a disorder.
c
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Which outcome is considered a permanent result of lead poisoning in children?
A. lower intelligence and problems with verbal and auditory language processing B. low weight and inadequate growth C. loss of appetite D. depression
Which of the following supports the idea that babbling is innate?
a. Parents can encourage babbling by responding to their babies' babbling sounds. b. Babbling is related to later language and reading skills. c. Deaf children babble using gestures that are similar to the babbling sounds of children who can hear. d. Cultural background influences what sounds a child will babble.
Is an example of a synthetic opioid
a. Percodan. b. Codeine c. Ecstasy d. Methaqualone e. Heroin
Regarding perfectionism and success, which of the following statements is FALSE?
a. Being extremely perfectionistic tends to increase one's overall success at school and elsewhere. b. To learn from your experiences, you must feel free to make mistakes. c. Success is more often based on seeking "excellence" rather than "perfection.". d. Navajo weavers intentionally make a "mistake" in each of their rugs as a reminder that humans are not perfect.