Answer:
Which of the following statements is true?
The small intestine absorbs food through villi.
Explanation:
The answer is D. Founders effect happens when a couple of people wind up disengaged from a bigger populace and set up another populace whose quality pool isn't illustrative of the first populace. An author impact happens when another state is begun by a couple of individuals from the first populace.
The nutrients get to the cells in a flatworms solid acoelomate body by diffusion process. Flatworms feed primarily on protozoa and bacteria, smaller worms and tiny organisms, dead or alive, that they come across. Based on the species of the flatworms , they also consume plant materials. They rely on diffusion to transport oxygen and nutrients to their internal tissues.