A protein that binds DNA at a specific promoter or enhancer region in order to regulate RNA production is called a _________________ factor. 

Fill in the blank(s) with the appropriate word(s).


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Biology & Microbiology

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The process of evolution ultimately depends on changes that occur in the ________ of organisms

Fill in the blank(s) with correct word

Biology & Microbiology

A healthy male will release ____ sperms during one ejaculation. 

A. 300 B. 3,000 C. 30,000 D. 300,000,000  

Biology & Microbiology

A population size will remain stable if

A) the birth and death rates are equal, as are the rates of emigration and immigration. B) the number of births each year is constant and the birth rate is higher than the death rate. C) the rate of emigration is higher than the rate of immigration. D) environmental resistance declines each year. E) the population grows by a fixed percentage of its size each year.

Biology & Microbiology

Identify the processes of glucose metabolism represented in Figure 5.1.

A. A = electron transport chain, B = Citric acid cycle, C = glycolysis, D = fermentation B. A = glycolysis, B = fermentation, C = Citric acid cycle, D = electron transport chain C. A = fermentation, B = glycolysis, C = Citric acid cycle, D = electron transport chain D. A = glycolysis, B = Citric acid cycle, C = fermentation, D = electron transport chain E. A = glycolysis, B = Citric acid cycle, C = electron transport chain, D = fermentation

Biology & Microbiology