Which pair of functional groups below include a acid and a base (acid: base)?
a. amino: carbonyl
b. carbonyl: carboxyl
c. sulfhydryl: hydroxyl
d. carboxyl: amino
e. hydroxyl: carboxyl?

Which best summarizes the finding of avery? a. some traits are recessive. b. humans reproduce sexually. c. dna is a transforming factor. d. traits cannot be inherited.

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean