Nutrients cross the membrane wall with the help of protein channels.
The answer will be 1. Energy from photosynthesis will transfer to the snake.
It is true that enzymes in the digestive tract catalyze hydrolysis reactions. The reaction happens when a molecule of water is added to the amino acids that are already in the digestive tract.
Answer:
filum terminale
The filum terminale is a thin strand of pia mater that helps anchor the conus medullaris to the coccyx
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.