Complete the sentence by selecting the best answer choice below. Homeostatic mechanisms.

In each transformation of energy , some energy what?

The cellular plasma membrane is selectively permeable, which means some materials move through it while others cannot. the movement of materials into and out of the cell is called membrane transport. this activity will you identify the different mechanisms of membrane transport

The backbone of the double helix has an alternating molecules. what do you call these alternating molecule?