Some examples of skills used in science include Observation and Measurement. Observational Skills and Measurement Skills.
Answer:
Mass number
Explanation:
Isotopes have the same number of protons and electrons but different no. Of neutrons. As mass number = protons +neutrons.
Mass number should differ.
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A physician who specializes in treatment of the gums is called a periodontist.
The long nephron loops of the juxtamedullary nephrons are located in the renal medulla.
<u>Explanation:</u>
The kidneys are the major filtering units that are present in the body. The kidneys filter the ions of the body and expel the waste of the body and retain the required ions in the body.
The nephrons are the functional units of the kidney that are majorly responsible for the filtering action. The longer the nephron loops are more concentrated urine is expelled from the body.