Which statements describe constructive forces? Check all that apply. A volcano erupts. A river deposits gravel at a bend. Tree roots crack a boulder. A glacier carves rocks as it moves. Wind throws sand against a statue. Plate movement creates mountains.

Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b. organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.