Luis is a twelve year-old boy. If one chromosome from one of his chromosome pairs is identified as having come from his father, whom does the other chromosome in that pair come from?
A. It also comes from his father.
B. It comes from his mother.
C. It comes from Luis himself.
D. There is no way to know.
Ans: B. It comes from his mother.
You might also like to view...
What do the rules used in measurement do?
a. Transform the qualities of attributes into numbers b. Identify and correct for potential sources of bias c. Relate individual scores to those of the normative populations d. Allow for the determination of reliability and validity
Excited GABA neurons lead to:
A. inhibitory effects B. excitatory effects C. increased self-control D. increased neural activity
Chipper, the family cocker spaniel, wags his tail when he hears Father's car come up the driveway. Psychologists believe that Chipper does this because:
A. Father must arrive home at the same time every day and Chipper's internal clock triggers his response B. dogs will be aroused by any sounds originating from outside the house C. he has a cognitive representation of his master and this thought causes him to wag his tail D. the sound of the car predicts the entrance of his beloved master
It appears from research with cats that one function of the messages from the pons to the spinal cord is to prevent us from ____
a. dreaming b. sleeping too soundly c. acting out our dreams d. having difficulty falling asleep