PSYC325 Quizzes ,Midterm and Final
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PSYC325 Week 1 Quiz 1
Question 1 of 12 1.0/ 1.0 Points
Experimental evidence suggests that the brain damage commonly observed in people who consume a lot of alcohol is caused by
A.the direct toxic effects of alcohol on the brain.
C.vitamin B1 deficiency.
D.all of the above
Question 2 of 12 0.0/ 1.0 Points
The human brain is composed of various cells, including about 100 billion that are specialized to receive and transmit electrochemical signals. These specialized cells are called
Question 3 of 12 1.0/ 1.0 Points
Research has now established that the brain is
Question 4 of 12 1.0/ 1.0 Points
According to the textbook, the science of biopsychology as it is practiced today emerged as a discipline in about
Question 5 of 12 1.0/ 1.0 Points
Epigenetic research has found that there are genetic differences between so-called identical twins and that these differences
A.do not occur in fraternal twins.
B.decrease with age.
C.increase with age.
D.increase disease susceptibility.
Question 6 of 12 1.0/ 1.0 Points
Epigenetic investigation, although of recent origin, has already identified
A.many active areas of nongene (junk) DNA.
B.various kinds of small RNA molecules.
C.histone remodeling as an important mechanism by which experience can influence gene expression.
D.D) all of the above
Question 7 of 12 1.0/ 1.0 Points
Each codon on a strand of messenger RNA
A.comprises three consecutive bases on the messenger RNA molecule.
B.instructs the ribosome to add one amino acid from the cytoplasm to the...