Question

question 9 (2.5 points)
the colonial theory of animal origins states that animals
migrated on land from sponge colonies in the ocean
originated in the colonial geologic period
evolved from autotrophic green alga colonies
evolved from a heterotrophic protist that formed colonies
colonized land before they colonized the seas
question 10 (2.5 points)
which of the organisms below give support for the colonial theory of animal origins?
spriggina
choanoflagellates

Explanation:

The colonial theory of animal origins posits that animals evolved from a heterotrophic protist that formed colonies. Choanoflagellates are single - celled or colonial protists that are the closest living relatives of animals, providing support for the colonial theory.

Answer:

Question 9: evolved from a heterotrophic protist that formed colonies
Question 10: choanoflagellates