Despite the fact that it is the result of recessive genes, some carriers of sickle-cell disease possess both normal and sickle-shaped blood cells. This phenomenon is best explained by
a. polygenetic effects.
b. meiosis.
c. incomplete dominance.
d. concordance rate.
c
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In the general adaptation syndrome, the body adjusts to continuing threat during: ____________________
Fill in the blank(s) with correct word
Regarding research on whether animals are sensitive to a passage of time, which of the following statements is FALSE?
a. Pigeons put in a Skinner box with a pecking key on each wall were not able to learn to peck at different keys based on the time of day. b. Rats on fixed interval schedules stop responding immediately after they received a reinforcer and did not start again until just before the next scheduled reinforcement. c. When scrub jays were allowed to hoard nuts in one location and worms in another, they would go directly to the worms if they were released four hours later. d. When scrub jays were allowed to hoard nuts in one location and worms in another, they would go directly to the nuts if they were released five days later.
Most of the achievements of people are but variations of themes that others have created
Indicate whether the statement is true or false.
What is the difference between selective attention and divided attention?
Selective attention involves listening to someone talking but pretending you are focusing on something else and divided attention involves pretending you are listening to someone talking when you are really focusing on something else. || Selective attention involves selecting several things to focus on at once, and divided attention involves selecting only two things to focus on and evenly dividing your attention between them. || Selective attention involves focusing on two things at once and divided attention involves focusing on one thing at a time. || Selective attention involves focusing on one thing at a time, and divided attention involves focusing on two things at once. || || ||