A phenomenon called _______ refers to an alteration in the number of particular chromosomes so that the total number of chromosomes is not an exact multiple of a set.
Fill in the blank(s) with the appropriate word(s).
aneuploidy
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What happens with blood flow at the arteriole end of a capillary?
a. Pressure forces some fluid out of the capillary into the interstitial fluid. b. Pressure forces some fluid into the capillary from the interstitial fluid. c. Osmotic pressure forces fluid out of the capillary into the interstitial fluid. d. There is no fluid movement in either direction. e. Osmotic pressure of the blood is lower than at the venule end.
Which statement is true for scyphozoan medusae?
a. They are the dominant body form. b. They are generally smaller than hydrozoan medusae. c. Most live in freshwater. d. They are scavengers.
Headwater streams depend primarily on __________ as an energy input
a. photosynthesis b. detritus c. phytoplankton d. zooplankton e. nekton
The necessity for elaborate sterilization procedures in hospitals and canneries is due to
What will be an ideal response?