Osama Shimomura, Martin Chalfie, and Roger Tsien won the Nobel Prize for Chemistry for their discovery and development of ________
A) RT-PCR
B) PCR
C) a novel DNA sequencing method
D) GFP
E) RFLPs
D
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How does the action of exocytosis by dendritic cells and macrophages differ from that of neutrophils?
A. Dendritic cells and macrophages primarily release microbial fragments, whereas neutrophils primarily act as antigen-presenting cells. B. Dendritic cells and macrophages primarily release products of autophagy, whereas neutrophils primarily release products of any cellular origin. C. Dendritic cells and macrophages primarily release products of any cellular origin, whereas neutrophils primarily release products of autophagy. D. Dendritic cells and macrophages primarily act as antigen-presenting cells, whereas neutrophils primarily release microbial fragments.
Which one type of cells is responsible for producing and releasing antibodies?
A) red bone marrow B) B lymphocytes C) T lymphocytes D) macrophages E) natural killer cells
Where is extraperitoneal fat located?
(A) between the abdominal oblique muscles (B) deep to the parietal peritoneum (C) superficial to Camper's fascia (D) superficial to the deep fascia (E) deep to the transversalis fascia
One advantage of angiosperms over gymnosperms is that angiosperms have evolved:
A) more efficient means of pollination. B) stronger vascular tissue. C) more water-resistant leaves. D) better protection from plant pathogens such as fungi.