Which of the following statements is false?
a. HIV is the virus that causes AIDS.
b. The AIDS virus is a retrovirus.
c. The AIDS virus attacks macrophages,
dendritic cells, and helper T cells.
d. HIV has several target cells
e. IgA antibodies can keep HIV levels low
for decades.
E
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Which of the following is not a body cavity?
a. Abdominal b. Thoracic c. Spinal d. Diaphragm e. Pelvic
An insect whose larval form and adult form occupy different habitats and consume different food
probably undergoes _______ metamorphosis
a. no b. incomplete c. complete d. pupal e. instar
In order for gene therapy to be permanent in the patient being treated,
A) the defective gene must first be removed from all somatic cells. B) the normal gene must be added to the germ-line cells. C) the normal gene must first be treated with UV radiation to ensure noninfectivity. D) the normal gene must be transferred to somatic cells that can continuously multiply.
Photorespiration
A) produces glucose. B) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. C) is of benefit to the plant since it breaks down rubisco. D) is attributable to high CO2 levels. E) produces ATP.