Ovulation is triggered by
a. high levels of LH.
b. low levels of LH.
c. low levels of estrogen.
d. high levels of estrogen.
e. high levels of progesterone
A
Biology & Microbiology
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The envelope of enveloped viruses
A. does not contain spikes. B. is identical to the host plasma membrane. C. is only composed of host endomembrane. D. makes the virus very susceptible to drug therapy. E. is obtained by viral budding or exocytosis.
Biology & Microbiology
The strand of DNA for a particular gene that is copied by the RNA polymerase to form mRNA is called the ________ strand.
A. leading B. copy C. template D. transcription
Biology & Microbiology
Some prokaryotic cells move by the use of
What will be an ideal response?
Biology & Microbiology
How many total electrons are involved in a double bond, such as that found in a molecule of oxygen (O2)?
A) 1 B) 2 C) 3 D) 4
Biology & Microbiology