By definition, how much salt does fresh water contain?
A) less than 0.0001%
B) less than 0.1%
C) about 1%
D) absolutely none
B
Biology & Microbiology
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Polycistronic transcription units are common in
A) Archaea. B) Bacteria. C) Eukarya. D) both Archaea and Bacteria.
Biology & Microbiology
Gliding motility is a mechanism used by some prokaryotes to swim slowly through liquids.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Many intracellular receptors are transcription factors; when activated, they activate or repress specific _____
a. genes b. neurons c. kinases d. enyzmes e. ribosomes
Biology & Microbiology
A woman and her spouse both show the normal phenotype for pigmentation, but both had one parent who was an albino. Albinism is an autosomal recessive trait. What is the probability that their first child will be an albino?
A) 0 B) 1/4 C) 1/2 D) 3/4 E) 1
Biology & Microbiology