Which functional group is present in amine compounds? a. cooh group b. oh group c. nh2 group

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms

Donde se encuentra el adn nuclear en un organismo eucariota?