Answer:
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Answer: d. Hormones control the size and shape of target cells.
Explanation:
A hormone is a substance that is released by some parts of the body but they are effective for causing an effect on the other parts or cells typically called as target cells or organs. These are responsible for controlling the physiological functions in the body of the organism.
The hormones does not change the shape and size of the target cells instead they cause the target cells to perform metabolic functions required for living.
The use of the isotope 32P as a tracer element in the study of invasion and lysis of bacteria by viruses has shown that bacteriophage protein enters the bacteria.
Phosphorus-32 is a radioactive isotope of phosphorus, such that the nucleus of phosphorous-32 contains 15 protons and 17 neutrons, one more neutron than the most common isotope of phosphorous, phosphorous-31.
The answer is A it's the action of purifying water
