Where does a plant get their carbon from

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

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.

Which is the most likely reason the writer of the play pygmalion chose to change the character of galatea from a statue to working-class woman?