Select the endocrine gland whose secretory function is under direct control of the sympathetic nervous system
a. pancreas
b. thyroid
c. adrenal medulla
d. parathyroid
e. posterior pituitary
ANSWER: c
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The Golgi apparatus is responsible for at least a portion of a eukaryote's (select all the correct choices):
A. carbohydrate synthesis. B. modification of lipids synthesized in the ER. C. targeting of proteins to their final destinations. D. modification of proteins synthesized in the ER.
Questions of ____ and development are ____ explanations of behavior
Fill in the blank with the appropriate word.
The figure shows the evolution of HIV and SIV. Choose the true statements about the evolution of HIV (Select all that apply).
_____ All strains of HIV are included within clades with SIV strains.
_____ A strain of HIV is never more closely related to another strain of HIV than it is to a SIV strain.
_____ Humans acquired different subtypes of HIV from different primate hosts.
_____ HIV-1 group O is more closely related to SIV-chimpanzee than SIV-gorilla.
_____ All strains of SIV are included within clades with HIV strains.
Which of the following statements describe a reason ribosomal genes are useful for comparing evolutionary relationships among organisms?
A. It is possible to compare the large subunit genes with the small subunit genes. B. Ribosomes of prokaryotes and eukaryotes are identical. C. There are many differences in these genes, even among closely related species. D. All organisms possess these genes and they can be compared with each other. E. These are the only genes that have been sequenced for every organism on Earth.