The largest source of radiation people are exposed to in the United States is from _____________
A. medical X-rays D. radon
B. cosmic rays E. nuclear medicine
C. consumer products
D
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What do you know about redox reactions? How does it relate to the question?
What will be an ideal response?
Which hormones are primary endocrine products of the ovaries?
A. estrogen and follicle-stimulating hormone B. follicle-stimulating hormone and testosterone C. progesterone and testosterone D. estrogen and progesterone
________ is used to control transcription of some anabolic pathways involved in amino acid biosynthesis.
A. Catabolite repression B. Attenuation C. Induction D. All of the choices are correct.
Which characteristic do most plants have in common?
A. they are unicellular B. they are prokaryotic C. they produce seeds D. they are autotrophic