Which of the following NOT a protection from
most mutations?
a. very few bases actually change
b. the genetic code is redundant
c. most of our DNA is non-coding
d. genes contain non-coding regions
e. all of these protect us from mutations
E
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The primary purpose of splitting the water in the light-dependent reactions of photosynthesis is to ____
a. release oxygen for aerobic respiration b. generate ATP c. generate NADH d. actively transfer hydrogen ions across the thylakoid membrane e. release electrons for electron transport phosphorylation
Which of the following is not a characteristic of fungi?
1.They are more closely related to animals than to plants. 2.They are autotrophic. 3.They secrete enzymes and absorb nutrients. 4.They can be parasites.
The rate of increase for a population refers to what kind of relationship between birth rate and death
rate? a. their sum b. their product c. the doubling time between them d. the difference between them e. reduction in each of them
In Table 12.1, which spore is in a sac and results from the fusion of two nuclei from different strains of the same fungi?
A) 1 B) 2 C) 4 D) 6 E) 8.