Which is a result of weathering?
1) a rock that has been broken into tiny, similar pieces
2) a rock that has been split into two parts
3) a rock that has changed into one or more compounds
4) a rock that has lost its outer layers

The third stage of cellular respiration is (2 points)

Which of the following terms best matches this definition: the process where humans choose the traits that will be present in the next generation through breeding. question 4 options: genetic determinism artificial selection acquired selection natural selection

The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.