What is a characteristic of prokaryotic genomes?
a. A single loop chromosome
b. Multiple chromosomes
c. Many linear chromosomes
d. A single linear chromosome
a. A single loop chromosome
A single loop chromosome is a characteristic of prokaryotic genomes.
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In lakes, the nutrient-rich water near the shore is part of the ____
a. benthic zone b. abyssal zone c. limnetic zone d. littoral zone e. profundal zone
A difficult task for the biologist trying to determine if a group of organisms is a separate species is __________.
a. to compare appearances of different organisms b. to determine if a hybrid offspring is produced c. exposing isolating mechanisms d. determining whether group members breed with organisms outside the group e. comparing DNA from those
Which term refers to the selective movement of specific small molecules and ions into excretory system tubules?
a. release b. secretion c. reabsorption d. filtration
In the reaction: C4H6O4 + FAD ? C4H4O4 + FADH2, what type of reaction took place to remove the protons from C4H6O4?
A. decarboxylation B. reduction C. oxidation D. dehydrogenation