Jason carries the genes for a rare genetic disorder, but he does not have any symptoms of the disease. In this case, we can say that the disease is part of Jason's __________.
A. genotype
B. phenotype
C. dominant-recessive pattern
D. multifactorial inheritance
Answer: A
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Video Activity 15.3: Returning to School in MidlifeClick on the above link to access the Interactive eBook. Once you've signed in, scroll to page 468, and watch the video. When you've finished watching the video, come back to the test, and answer the following questions:Adult learners like Cheryl possess unique advantages when returning to school later in life because cognitive abilities such as memory, attention, and processing speed increase steadily from age 20 to age 70.
Answer the following statement true (T) or false (F)
What is the most accurate conclusion we can draw from research on the long-term effects of drug use on brain and behavior?
a. It tends to be harmful, is never reversible, and animal research confirms this. b. It tends to be harmful, the effects can be reversed, and animal research confirms this. c. It may be harmful but we can never know how exactly because drug users tend to use many different drugs and animal research is rarely done to study drug abuse. d. Long-term use is rarely harmful. Behavioral and brain problems are always present before a person even begins using drugs.
The availability of a mentor can be an important contributor to success in the schools for adolescents
Indicate whether the statement is true or false
A research design where each person is tested in two different conditions is called ______.
A. within-subjects design B. matched-pair design C. twin study D. between-subjects design