Why was marta so concerned about getting sunscreen on?

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.

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

The basic types of tissue in the human body are