DNA polymerases add new nucleotides in what direction?
A. 5' to 3'
B. 3 ' to 5'
C. Both directions
A
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Which type of fermentation occurs in the bacteria found in yogurt?
a. Lactic acid fermentation b. Alcohol fermentation c. Butanol fermentation d. Mixed acid fermentation
The dodo
a. is a large, flightless bird. b. became extinct at human hands. c. lived only on Mauritius. d. was plentiful in the year 1600. e. includes all of these descriptions.
Similar body parts are not always homologous
They may have evolved independently in separate lineages as adaptations to the same a. reproductive isolation of these groups. b. environmental pressures. c. reduced genetic variability in these groups. d. identical genes in all three groups. e. factor as all of these.
Which type of plant hormone generally acts as a growth inhibitor?
A) auxins B) gibberellins C) cytokinins D) abscisic acid (ABA)