When can photorespiration occur in plants?
A) when stomata are closed
B) when oxygen levels inside the leaf are low
C) when the plant is undergoing transpiration
D) during the Calvin cycle
A
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Which of the following characteristics do all animals share?
A. They are multicellular prokaryotes. B. They are single-celled eukaryotes. C. They are multicellular eukaryotes. D. They are single-celled prokaryotes.
Which of the following is used to treat candidiasis of the skin or mucous membranes?
A) penicillin B) sulfonamide C) trifluridine D) miconazole E) acyclovir
On average, humans differ by _____________________% of their genomic sequences
Fill in the blank(s) with correct word
Cervical cancer
a. kills about 3,600 U.S. women each year. b. can affect young women. c. death occurs more often in women who have not had a pap smear. d. can be caused by genital HPV which has about 80% infectivity in sexually active women in the U.S. e. includes all of these.