Which statement about the inflammatory response is FALSE?
a. Histamine causes increased capillary permeability.
b. Type I interferons and neutrophils secrete histamine.
c. Increased blood flow to infected areas brings more phagocytic cells.
d. Swelling results from an increase in the volume of interstitial fluid in the infected area.
e. Edema and certain enzymes in the plasma cause the pain associated with inflammation
b
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During reproduction, angiosperms undergo a process known as double fertilization. During this process one sperm and egg combine to form the future embryo, while the other sperm fuses with the diploid nucleus to produce what?
a. stamen b. pistil c. endosperm d. cotyledons
You are studying genes in yeast and find that the genes can be placed into four groups that tend to be inherited together. From this you can conclude that yeast
A. have four chromosomes. B. have four loci. C. have four alleles. D. have four genes. E. produce four cells during meiosis.
Mendel's insights started with his approach of analyzing discrete traits, leading to the idea of "particulate" rather than "blending" inheritance
Yet this was an uncommon way to view the inheritance of traits because many found it counterintuitive or contrary to experience. How so?
Which of the following is a disadvantage for animals living in groups?
A) Increased chance of being spotted by predators B) Reduced chance of finding a mate C) Decreased risk of disease D) Lower efficiency in finding food