Studies investigating the differences between the cerebral hemispheres have demonstrated all of the following EXCEPT:
A. speech is usually localized in the left hemisphere
B. each hemisphere receives sensory input from and has motor control of the opposite side of the body
C. lesions of Broca's area in the left hemisphere lead to an inability to understand spoken or written language
D. the corpus callosum is necessary to transfer information between the hemispheres
E. the right hemisphere is more capable of spatial tasks
ANS: C
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Endocrine glands differ from exocrine glands in that they do NOT ___.
A. have a blood supply B. have ducts C. secrete chemical messengers D. have cells
The process that occurs when a cell, tissue, organ, or organ system adjusts in response to some environmental change is
A) negative feedback. B) positive feedback. C) homeostatic equilibrium. D) dynamic equilibrium. E) autoregulation.
The folds of the internal membrane within mitochondria are called
A) cristae. B) cytosol. C) cisternae. D) matrix. E) histones.
If a person is homozygous for a particular trait this means ________
A) the person has two dominant alleles for the gene responsible for the trait B) the person will not have a recessive condition C) the person has two identical alleles for the gene responsible for the trait D) the person cannot pass on that trait