Which of the following donate(s) phosphate in the
Calvin-Benson cycle?
a. NADPH
b. ATP
c. RuBP
d. PGAL
e. all of these
Answer: b
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Darwin's observations led to his proposal that evolution occurred due to
a. random chance. b. climatic changes. c. natural selection. d. migration. e. interaction of species.
How are fungi differentiated from plants?
a. Fungi are heterotrophic. b. Fungi are photosynthetic. c. Fungi are all multicellular. d. Fungi do not bear roots underground. e. Fungi share characteristics with prokaryotes.
Biologists can use sequence information to identify open reading frames. How can these open reading frames be identified in a genomic sequence for protein coding genes?
a) by the nuclear matrix attachment regions b) by the start and stop codons for translation c) by the centromeric and telomeric regions d) by the repetitive sequences such as short tandem repeats e) by transposons
Which of the following statements about ATP is true?
A) It contains five phosphate groups. B) Extremely stable bonds link the second and third phosphate groups. C) It contains the sugar glucose. D) It releases energy when one phosphate group leaves ATP.