Answer:
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Answer: Potassium-40 decays into argon gas over time.
Explanation: Potassium-argon dating is a dating method used to determine the age of sedimentary rocks by comparing the proportion of K-40 to Ar-40 in a sample of rock, and knowing the decay rate of K-40.
Potassium-40 undergoes decay following first order kinetics as given below:

Collenchyma and Parenchyma because they are cellulose containing cells.
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D. all of the above because
Repair of damaged tissue.
Growth of an organism.
Replace old and dying cells.
The graphing of the possible phenotypes results in a bell curve