Instead of linear chromosomes like humans have, prokaryotes arrange their DNA into which of the following?
a. an X-shape
b. a Y-shape
c. a loop
d. a cube
c. a loop
Biology & Microbiology
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Which was responsible for destruction of the ozone layer?
a. chlorofluorocarbons b. carbon dioxide c. methylmercury d. methane e. nitrogen
Biology & Microbiology
The sequence of amino acids in a protein represents its ____
a. primary structure b. secondary structure c. three dimensional shape d. tertiary folding pattern e. biological function
Biology & Microbiology
What is the term for a single main root that is adapted for storage and which typically grows downward and fairly deep?
a. a rhizome b. a tuber c. a taproot d. a fibrous root
Biology & Microbiology
The phenotype of an organism is its set of (genes/traits/chromosomes)
What will be an ideal response?
Biology & Microbiology