Answer: D
Explanation: The villi increases the surface area for food absortion. Each villus has a network of thin and small blood vessels close to its surface. The surface of the villi absorbs the digested food materials.
Baby girls are 4.1mm
Baby boys a 3mm
Consumers because they cant make their own food
The term used for the diffusion of water across a semipermeable membrane is called Osmosis
