None of the above, arteries pump blood away from heart.
Hydrogen and Sodium are both part of the alkali group.
Hydrogen has an atomic weight of 1.008 while Sodium has an atomic weight of
22.99. Hydrogen has only one electron while Sodium also has one electron in the
outer shell. So both Hydrogen and Sodium has a charge of +1. Hydrogen is
actually a gas while Sodium is a metal. Sodium is never a diatomic molecule,
whereas Hydrogen is a diatomic molecule. So it can be seen that there are
similarities as well as differences between Hydrogen and Sodium.
<span>Scientists count a species population by first knowing the population in a certain area or small geographical sample location then multiply the result by the total area. This method is often used by scientists while conducting a study of any species .</span>
Chromatin Fiber or Chromatin Material. Both answers are correct. Hope this helps!
Answer:
Cell renewal, growth, and asexual reproduction :)
Explanation:
