We need the entire question to answer it
The cell membrane is made of a protein layer that is sandwiched between 2 phospolipid layers. It has pores that allow selective passage of substances in and out of the cell.
Answer: I believe you need to examine the layers, the color, texture.
Answer:
Protein: Contain N, have N-C-C backbone Function: Nucleic acids: Stores and transfers info Carbohydrates; Store energy, provide fuel, and build structure in body, main source of energy, structure of plant cell wall
Explanation:
Answer:
hydrogen bond
Explanation:
i think because humans have water in the body that has hydroden maybe
