Drag the tiles to the correct boxes to complete the pairs. Assume that you live in a city in the Northern Hemisphere. Match each event with its approximate date.

its is not theses now give me the correct answer.

December 21–22 summer solstice
September 22–23spring equinox
March 21–22 fall equinox
June 20–21 winter solstice
not these

Which of the following characteristics are true of enzymes? check all that apply. a.)the structure of an enzyme can change if conditions change. b.)a single enzyme can normally catalyze a wide variety of reactions under many conditions. c.)enzymes are found only in nonliving systems. d.)enzymes allow living things to regulate body conditions through feedback mechanisms. e.)enzymes bind to specific substrates in specific ways. f.)enzymes increase the rate of reaction. g.)when shown in energy-reaction diagrams, enzymes represent the higher activation energy.