In biological systems most of the original energy from the sun is lost as? a. light b. kinetic energy of motion c. heat d. potential chemical energy

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

Why is it important to study each branch of earth science?

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.