Answer:
The cell membrane (also called the phospholipid bilayer or the plasma membrane) is one of the most important structures a cell has. If you think of the cell as a really popular nightclub, the membrane is the bouncer. It decides what enters and exits the cell.
A type of diagram that shows how energy moves in a ecosystem is a food chain
A contour interval is the lines on a topographic map that state the height (from sea level) of the hill, valley, mountain or the ground level.
The answer is C - Recombinant DNA. Why?
A transgene is a gene or genetic material that has been transferred naturally, or by any of a number of genetic engineering techniques from one organism to another. The introduction of a transgene (called "transgenesis") has the potential to change the phenotype of an organism.
<span>Facilitated Diffusion-
Does not use energy. Membranes in the cell membrane pick up molecules & carry them across the membrane from high to low concentration</span>