1. Simple Diffusion is a passive transport in which particles pass through the plasma membrane surrounding a cell. Diffusion is the random movement of particles with the net direction of the particles being from an area of higher concentration to an area of lower concentration.
Answer:
<em>I think the answer might be oxygen</em>
Explanation:
<em>I think this because you need oxygen to survive. Right?!</em>
Answer:
the shape of the symbol
Explanation:
See the picture attached. In family pedigrees, the shape of the symbols represent biological sex. The circles represent females and squares represent males.
The individuals with the trait or disease usually have their symbol shaded. So an affected female would have a shaded circle, and an unaffected male would have a white square.