Which of the following best describes the producers in a terrestrial food web? A) They are at the top of the energy pyramid.
B) They obtain their energy from consumers.
C) They are unaffected by decomposers.
D) They convert energy from the sun to chemical energy.

Charles darwin published his theory of evolution in 1859. in what way foes modern evolutionary theory differ from the theory as proposed by darwin? a) darwin inferred that individuals can evolve, but modern generic science has shown that this is not true. b)darwin inferred that individuals do not evolve, but modern genetic science has shown that this is not true. c)modern science has disproved most of darwin's original theory of evolution, because darwin knew nothing about generations and their role in heredity. d)generic studies have shown that gene expression and other factors operate along with natural selection, but most of darwin's theory has been supported by modern science.

How does friction with the atmosphere affect the speed of an artificial satellite

Approximately what portion of the foods that we eat have been genetically modified in some way? a.fewer than 10% b.about 50% c.nearly 100%