BIO 202 Week 1 Assignment - Chemistry
Please answer the following questions, citing under each question in APA format. This
assignment should be free of grammatical/spelling errors. This assignment is worth 54
points. Submit your completed assignment via the drop box by Saturday night 11:59pm ...
BIO 202 Week 1 Assignment - Chemistry
Please answer the following questions, citing under each question in APA format. This
assignment should be free of grammatical/spelling errors. This assignment is worth 54
points. Submit your completed assignment via the drop box by Saturday night 11:59pm
Eastern.
1-Define the structure of an atom and then list its subatomic particles. (4 points for
answer, 1 point grammar/spelling, 1 point citation = 6 points)
The structure of an atom is made up of small subatomic particles. The subatomic
particles are protons, neutrons, and electrons.
2-List the major chemical elements found in living systems. (4 points for answer, 1 point
grammar/spelling, 1 point citation = 6 points)
The major chemical elements that are found in living systems are calcium (Ca), oxygen
(O), hydrogen (H), and nitrogen (N).
3-Compare the differences between ionic and covalent bonding and how molecules
formed by either ionic or covalent bonds react in water. (4 points for answer, 1 point
grammar/spelling, 1 point citation = 6 points)
An ionic bond has opposite charges of cations and anions that apply moderately strong
mutual attractions, that keeps the atoms in close proximity forming. A covalent bond is
formed by the attraction between a cations positive charge and an anions negative
charge. A covalent bond is stronger than an ionic bond.
4-Define diffusion, osmosis, and active transport and include their role in maintaining
cellular structure and function. (6 points for answer, 1 point grammar/spelling, 1 point
citation = 8 points)
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