[Q]: - Plants start growing on or near the rocks - The roots of the growing plants start to break up the rock - The plant acids dissolve the rock - The rock is broken down into smaller pieces What might be the last step of the process?
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[A]: Erosion begins.

[Q]: - Two birds meet each other - Egg is produced after fertilziation - Mother sits on egg until it hatches - Bird Hatches - Grows up - Flee the next - Starts family What might be the last step of the process?
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[A]: Dies.

[Q]: - Someone is infected with bacteria - That bacteria begins to grow and reproduce inside the cells - The dividing bacteria begin to make toxins - Those toxins damage your cells What might be the last step of the process?
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[A]: Disease symptoms may begin.

[Q]: - Air travels into the body - Air reaches the lungs - The lungs absorb the oxygen from the air - The oxygen is transported by hemoglobin - Red blood cells are made of hemoglobin - Blood has a lot of red blood cells - The heart moves the blood throughout the body What might be the last step of the process?
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[A]:
Blood can bring the oxygen to different cells in the body.