Which describes best how charles darwin provided evidence that evolution occurs? a. he sailed around the world on the beagle making observations. b. he used dna to show where adaptations come from. c. he compared two groups of finches to illustrate natural selection. d. he bred turtles to show their adaptations.

Provide one reason why mitosis occurs.

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand