Which factor does NOT change the size of population? A. Aging
B. Birth
C. Death
D. Living

Which prevent errors in dna replication? a. helicase enzyme checks the dna for errors. b. each base can attach to only one other type of base. c. ribosome enzymes prevent errors from happening. d. dna contains no complementary base pairs.

How does deforestation affect the water cycle? a. it increases the amount of runoff b.it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these