Which of these stages of cell respiration can occur without the others?
A) the electron transport chain
B) the citric acid cycle
C) lactic acid fermentation
D) glycolysis
D
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Vestigial traits and neutral changes in DNA sequences are good examples of _____
A) adaptation B) acclimation C) convergent traits D) nonadaptive traits E) developmental homology
Some pathways for replication fork repair lead to the creation of Holliday intermediates behind the reconstituted forks that when resolved by RuvC produce dimeric chromosomes. What enzyme complex can resolve these dimeric chromosomes?
A. RecBCD B. XerCD C. RecFOR D. RecA E. resolvase
Aquaporins are ____
a. channel proteins for water b. carrier proteins for solutes c. channel proteins for solutes d. carrier proteins for water e. carrier proteins for water and solutes
Which of the following is true regarding quadrats?
a. A full population count is usually impractical. b. Quadrats are plots of land of the same size and shape that can be used to randomly count a single non-migrating species. c. Once several quadrats are counted, an estimate of number of a particular organism can be extrapolated for a given land mass. d. Sampling error is common if the size of the quadrats is not large. e. All of these are correct.