Mycorrhizae, present for most plant species, generally help roots with the uptake of all EXCEPT
a. water.
b. nitrogen.
c. phosphate.
d. carbon.
e. sugars.
D
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DNA-binding proteins typically affect translation of a protein
Indicate whether the statement is true or false.
Taq polymerase is
A. a reverse transcriptase. B. an RNA polymerase. C. from E. coli. D. a heat-stable DNA polymerase from Thermus aquaticus. E. an RNA polymerase AND from E. coli.
Answer the following statements true (T) or false (F)
1. Photons from light can boost an electron to a higher energy state. 2. Harnessing light and splitting water occurs in both photosystem I and II. 3. The Calvin cycle is only capable of fixing carbon dioxide in the dark. 4. In hot and arid environments, plants that maximize photorespiration produce the most sugars.
Which substance is hydrophobic?
a. canola oil b. sodium chloride c. sugar d. water e. the potassium ion