The organisms believed to be the first to use two different photosystems in a single photosynthetic electron-transport chain are the:
A. yeast.
B. archaea.
C. cyanobacteria.
D. algae.
E. green plants.
C
You might also like to view...
What is the significance of the intersection of the prey isocline and the predator isocline?
a. The two isoclines intersect at the point of equilibrium where neither populationchanges size b. The two isoclines intersect at a point where one is increasing and the other isdecreasing. c. The two isoclines intersect when both populations are decreasing. d. The two isoclines intersect when both populations are increasing.
Which of these organisms is NOT included in the Eukarya?
a. heterotrophic bacteria b. heterotrophic protists c. fungi d. animals e. plants
A metaphase plate forms in both plant and animal cells and is when the chromosomes __________. Fill in the blank(s) with the appropriate word(s)
In the process of translation,
a. rRNA is synthesized with sequences complementary to those of tRNA b. nucleotide sequences of tRNA are established c. a strand of mRNA is formed with nucleotide sequences complementary to those of DNA d. a polypeptide is formed in response to the rRNA nucleotide sequence e. a polypeptide is formed as dictated by the nucleotide sequence in mRNA