BIO 156 EXAM 1 Correct Questions & Answers(Graded A+)
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Course
BIO 156
Institution
BIO 156
Hierarchy of organization - ANSWER -atoms, molecules, cell, tissue, organs, organ system, organism
-organism, population, community, ecosystem, biosphere
characteristics of living things - ANSWER organized, need nutrients and energy, respond to stimuli, reproduce and develop, adapt
Scientifi...
atomic number - ANSWER number of neutrons in the atom
atomic mass - ANSWER neutrons + protons
periodic table - ANSWER vertical- groups, chemically similar
horizontal- periods, larger and larger
isotopes - ANSWER atoms of the same element that have different numbers of
neutrons
electron shells - ANSWER different energy levels referred to as electron shells
oclet rule - ANSWER inner shell has 2 orbitals, others have 8, or multiples of 8
if 3 or less - ANSWER tends to donate
if 5 or more - ANSWER tends to recieve
molecule - ANSWER two or more atoms bonded together
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