The answer is An object is in motion if it changes position relative to a reference point. You assume that the reference point is stationary, or not moving.
Answer:
The correct answer is A.) Forms the plant cell wall.
~ B - Adding wood to a burning fire to increase the heat.
A is kind of like a reaction to negative feedback - it's too hot, so cooling down.
C is like turning the air conditioner off. It's cool enough.
B on the other hand adds something to the whole by reinforcing it. The fire is a metaphor for the writer's self-esteem, ego, good-feelingness, what-have-you.
The answer is C, the membrane is in charge of what enters and leaves the cell
Both of these mainly mark or represent markers or identifies within the cell membrane. They are used to identify between different cells of the same type. Also can be used for signalling processes.
