In transcription, the base thymine in DNA will pair opposite the base ____ in mRNA.
A. uracil
B. guanine
C. cytosine
D. adenine
D. adenine
Biology & Microbiology
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True or False: Intrasexual selection includes physical competition among males, whereas intersexual selection involves advertisement displays
A. true B. false
Biology & Microbiology
Explain why lactose intolerance is considered a variation in gene expression rather than a genetic disorder
What will be an ideal response?
Biology & Microbiology
The adjustment of the shape of the lens by the ciliary muscle is:
a. visual accommodation b. refraction c. reflection d. photoreception e. perception
Biology & Microbiology
Scientists perform ____ in order to ____ a
given ____.
a. experiments; test; hypothesis. b. tests; experiment; law. c. tests; experiment; variable. d. facts; test; variable. e. hypotheses; try; experiment.
Biology & Microbiology