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Three commonly used methods:Price skimmingPrice penetrationcost plus pricingPrice skimming is when a company sets a relatively high initial price when launching a product into the market. Then as time pro...

Both a plant cell and an animal cell has cytoplasm, which is where chemical reactions happen. However, a plant cell has chloroplasts, containing chlorophyl and is the site of photosynthesis.

2y + 3x = 19y + 7x = 26
so2y + 3x = 192y + 14x = 52
minus the top from the bottom11x = 33x= 3
put x into the initial questiony + 7(3) = 26y = 26-21y=5

Control the movement of substances in and out of the cell.

An electrical signal reaches the end of a neuron, causing vesicles containing neurotransmitters to move towards and fuse with the pre-synaptic membrane, releasing the neurotransmitters into the synaptic c...