Which best describes them structure of a dna molecule
a. a strand of amino acids
b. a sugar ring
c. a double helix
d. a strand of nucleic acids

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.

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

What is the correct term for an area of rotating currents in an ocean? when ocean currents combine, they create an area of rotating currents called an