The term autotroph refers to an organism that: a. uses co2 for its carbon source. b. must obtain organic compounds for its carbon needs. c. gets energy from sunlight. d. gets energy by oxidizing chemical compounds. e. does not need a carbon source

What advantage does a crop that undergoes vegetative reproduction have over plants that start from the seed? 1points a they store nutrients. b they can travel farther. c they experience more genetic variation. d they only occur in high-resource environments.

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f