Small circular molecules of DNA in bacteria are called
a. plasmids.
b. desmids.
c. pili.
d. F particles.
e. transferrins.
A
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What are the components of the Janzen-Connell hypothesis? Select all correct choices
A. Seeds located close to plants of the parent generation will have a higher survival rate. B. Seeds located far away from the parent generation will have a higher survival rate. C. Seeds from rare plants will have a higher survival rate. D. Seeds from common plants will have a higher survival rate.
A plant cell with three sets of chromosomes is ____
a. haploid
b. diploid c. triploid d. tetraploid e. hexaploid
Which of the following best characterizes the monocots?
A) embryo with one seed leaf, leaves with parallel veins, stems with vascular bundles scattered, and flower parts in threes B) embryo with one seed leaf, leaves with parallel veins, stems with a ring of vascular tissue, and flower parts in fives C) embryo with two seed leaves, leaf veins not parallel, stems with ring of vascular tissue, and flower parts in fives D) embryo with two seed leaves, leaf veins not parallel, stems with vascular bundles scattered, and flower parts in threes
Gluconeogenesis is the anabolic process by which microorganisms create monosaccharides for biosynthesis. Which of the following is NOT required for the gluconeogenic pathway?
a) pyruvate b) NADH/NADPH c) CO2 d) ATP e) all of these are required for the synthesis of glucose