Which of the letters in the above figure
represents male structures?
a. A
b. B
c. C
d. D
e. more than one of these
E
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In ________ biogeochemical cycles, the main reservoirs of nutrients are the atmosphere and the oceans
A) sedimentary B) gaseous C) aquatic D) terrestrial
Which of the following is true of zinc?
a. It binds to most proteins in the body. b. Grains are the most reliable food sources of zinc. c. Excess zinc can decrease copper absorption. d. All of its functions involve it acting as a co-factor for enzymes.
What is the major difference in the termination stage of translation between prokaryotes and eukaryotes?
A. There are two termination factors in prokaryotes (RF1 and RF2) and only one factor in eukaryotes (eRF). B. There is no stop codon in prokaryotes while a stop codon is necessary in eukaryotes. C. Ribosomal subunits dissociate in prokaryotes, but remain intact in eukaryotes. D. There is one stop codon in prokaryotes (UAG) and three in eukaryotes (UAA, UAG, UGA). E. mRNA remains connected to the small ribosomal subunit (30S) in prokaryotes, but is released from the small ribosomal subunit (40S) in eukaryotes.
The best method for determining whether bean plants require sodium is to ________.
Fill in the blank(s) with the appropriate word(s).