Which statement is an example of a scientific theory? a. the amount that caffeine affects a person's heart rate differs based on the person's age. b. the earth is the third planet from the sun and has one moon, which orbits the earth. c. all living organisms are composed of one or more cells, which came from pre-existing cells. d. hummingbirds do not like the color white because they visit other colored flowers more often.

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. threat method number of species that benefit number of years to see benefit habitat fragmentation reforestation 450 8 introduced prey species biological augmentation 150 2 which statement is an accurate explanation of the information in the table? a. biological augmentation would benefit only a few species because it is typically not very effective. b. biological augmentation would take less time to be effective because it targets the majority of prey species. c. reforestation would take the longest time to be effective because trees take several years to grow. d. reforestation would not benefit many species because most forest species live on the ground.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

What best explains the inability for life to exist in earth early atmosphere