Individuals with a vitamin ____ deficiency may develop ____
a. A; bone softening
b. D; night blindness
c. C; increased blood clotting time
d. E; neuromuscularproblems
e. K; fatigue
ANSWER: d
Biology & Microbiology
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The enzyme required to attach the sticky ends of DNA and used when splicing DNA fragments into other DNA is ________.
A. helicase B. ligase C. endonuclease D. reverse transcriptase
Biology & Microbiology
A mutation from the most prevalent form of a gene to a mutant form is called a ________ mutation.
A. reverse B. forward C. escalating D. wild card
Biology & Microbiology
Which of the following catalyzes the process of transcription?
a. RNA polymerase b. DNA polymerase c. ligase d. gyrase e. ribosomes
Biology & Microbiology
Ecosystems are characterized by the cycling of ____________ and by the flow of ____________ .
Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology