Darwin made numerous observations and collected evidence that led him to purpose a revolutionary hypothesis about the way life changes over time. I hope this helped :)
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Your answer is:
4
The world deserts are divided into 4 categories.
- Ari -
Answer:A. Water moves into the cell
Explanation:water moves into the cell through osmosis.during osmosis water moves from a region of low concentration of solute to a region of high concentration of solute.the glucose introduced into the cell makes it more concentrated.
In this case the cell is hypertonic and water would enter into the cell through the semi permeable membrane.this membrane allows water to pass through but not glucose.this movement of water into the cell causes the cell to become turgid.
scientists can test differences of the area with pigmentation by observing which is lighter and which is darker however they use microscope to look the difference of the pigmentation over the cells.
Answer:
D. guard cells.. this is answer i think..