Isotopes are variants of a particular chemical element which differ in neutron number (neutral particle)and all isotopes of a given element have the same number of protons (positive particle) in each atom.So isotope B of the sodium will have 11 protons, 11 electrons but it may have a wide range in its number of neutrons.
Answer: Less\ Extracellular
Explanation: The plasma of our blood constitutes less than half of the fluid in our body; plasma is part of the extracellular fluid.
Plants use and produce both oxygen and carbon dioxide.
Answer:
B. Aligning chromosomes on the equator during mitosis
Explanation:
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