Answer: C
This membrane protein is a <u>receptor protein.</u> Polytopic membranes cross the membrane for the molecules a couple times. The answer is C.
Hope it helps!
Answer:
Air
Explanation:
Because of the trees, we breath.
"house" or "environment"; the way different organisms interact with eachother.
Answer:
The cell of amoeba is shaped differently than the classical round or boxy shape seen in textbooks.
Explanation:
Amoebas are unicellular organisms i.e consisting of a single cell. The amoebic cell can change its shape due to pseudopods. Pseudopods are structures in the amoeba that allow movement of the cell as well as help the amoeba to trap food by engulfing the particles. The species of amoeba are differentiated based on pseudopods. Amoeba also possess contractile vacuoles that helps it to get rid of the extra water.