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a cell with a defective p53 gene is likely to..
a. stop responding to growth regulators
b. stop dividing to produce daughter cells
c. generate hormones that combat tumors
d. produce cells without a defective p53 gene

Which of the following is the most likely result of converting forestland to urban development? a.the amount of land available for lumber production decreases. b.fewer trees are needed because cities are made mainly of concrete. c.people discover more efficient ways to grow trees. d. the price of lumber goes down.

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain