The dominant producers of the infralittoral fringe in temperate Pacific and Atlantic are the:
a. foliose red algae.
b. green algae.
c. large brown algae.
d. eelgrass.
e. calcareous red algae.
C
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A condition characterized by concomitant meningitis that occurs with encephalitis is called:
a. meningoencephalitis. b. aseptic meningitis. c. encephalitis. d. pleocytosis.
To which of the following do the pharyngeal
arches NOT contribute in a human embryo?
a. pharynx b. larynx c. face d. gills e. pharygeal arches contribute to all of these structures in a human embryo
What is the overall purpose of the light reactions in photosynthesis?
What will be an ideal response?
Which of the following methods is not used by cells to regulate the amount of a protein in the cell?
(a) Genes can be transcribed into mRNA with different efficiencies. (b) Many ribosomes can bind to a single mRNA molecule. (c) Proteins can be tagged with ubiquitin, marking them for degradation. (d) Nuclear pore complexes can regulate the speed at which newly synthesized proteins are exported from the nucleus into the cytoplasm.