In bacteria, what is contained within the IS elements?
A) transposase gene
B) short tandem repeats
C) inverted repeats
D) Both A and B are correct.
E) Both A and C are correct.
E
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__________ increase the free surface area of epithelia that absorb substances. Fill in the blank(s) with the appropriate word(s)
The liver is associated with all EXCEPT which of
the following functions? a. formation of urea b. formation of bile c. detoxification of poisons d. secretion of bicarbonate ions e. hormone inactivation
Having greater evolutionary fitness means
A) being better able to survive. B) being stronger. C) being larger or faster. D) being able to produce more sperm or eggs. E) having more offspring.
Why are conifers and cycads considered gymnosperms?
A. The female gametophyte is not completely enclosed in sporophyte tissue at the time of pollination. B. The ovule forms the seed. C. The fruit is not fleshy. D. The pollen is wind dispersed. E. Pollination and fertilization occur at different times.