The most massive part of the atom is the NUCLEUS which has a POSITIVE charge.
(That's why we have electrons to balance the charge)
I hope this helps!
Answer:
It is the smallest and basic unit of classification. Taxonomic studies consider a group of individual organisms with fundamental similarities as a species. Thus all the individual members belonging to particular species show all similar characters and can breed among themselves to produce a similar type of organism.
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A fault.
Faults are gaps or cracks between two bodies of rock.
The acetylcholinesterase breaks down into acetylcholine in
order to prevent additional firing of neurons in which may be found in the
neuromuscular junction. The acetylcholinesterase is considered to be an enzyme
that is usually found in the autonomic nerve, the endings of voluntary nerves
and the parasympathetic involuntary nerves.