Microtubules are
a. affected by cancer-fighting chemicals such as Taxol.
b. responsible for formation of the contractile ring.
c. involved in cell plate formation.
d. only built up to make longer and longer microtubules.
e. important during interphase of the cell cycle.
A
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What would happen if you were to increase the temperature in an enzyme-catalyzed reaction?
a. The rate of reaction will not change. b. The rate of reaction will increase and then level off. c. The rate of reaction will decrease and then level off. d. The rate of reaction will increase and then decrease rapidly. e. The rate of reaction will decrease and then increase rapidly.
A transcriptional regulator that decreases transcription of a gene from a vast distance is known as a(n
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Which of the following elements is a macronutrient in plants?
a. sodium b. calcium c. manganese d. zinc e. copper What will be an ideal response?
Accessory pigments of _____ allow them to carry out photosynthesis at greater depths than other algae
a. euglenoids c. brown algae b. green algae d. red algae