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PRINCIPLES OF BIOLOGY EXAM 1 (UARK SHADWICK) QUESTIONS WITH CORRECT ANSWERS.
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PRINCIPLES OF BIOLOGY EXAM 1 (UARK SHADWICK) QUESTIONS WITH CORRECT ANSWERS.
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PRINCIPLES OF BIOLOGY EXAM 1(UARK SHADWICK) QUESTIONS WITH
CORRECT ANSWERS
Strengths of Science - Answer -publicly understandable
- self correcting
- predictive
Qualities of Life - Answer - organized
- acquire material and energy
- reproduce
- respond to stimuli
- homeostatic
- grow and develop
- capacity to adapt
2 main components of viruses - Answer -capsid
- nucleic acid core (DNA or RNA)
Virus life cycle - Answer Attachment
Entry
Replication
Biosynthesis
Assemble
Budding/Emergence
Repeat/Release?
Life on earth has changed - Answer Law (describes)
Things fall due to orbit - Answer Theory (explains)
All mammals have mammary glands, therefore humans are mammals... - Answer
Deductive reasoning
Inductive reasoning - Answer specific to general
Deductive reasoning - Answer general to specific
Covalent bonding - Answer SHARING of Electrons!
, polar= unequal
non-polar= equal
Ionic bonds - Answer transfer electrons
Na- donor
Cl- acceptor
Hydrogen bonds - Answer Weak individually, but strong together
(F) (O) (N)
Acid solutions - Answer high concentration of Hydrogen ions
-pH of 0-6
X-axis - Answer experimental variable (time)
Y-axis - Answer dependent (result)
Challenges for Science - Answer -Loss of Diversity
-Emerging/Reemerging Diseases
-Climate Change
Properties of H2O due to Hydrogen Bonds - Answer - high heat capacity (doesn't
change temp. easy)
- High heat vaporization (cooling)
-dissolves in many molecules (hydrophobic/phillic)
Cohesion - Answer water molecules cling together.
Adhesion - Answer water adheres to polar surfaces b/c of - & + poles
Basic solutions - Answer Low concentration of H+
- pH of 8-14
Functional groups - Answer specific combination of bonded atoms that REACT the
SAME
-Hydroxyl
-Amino
- Methyl
Organic molecules always have: - Answer Carbon and Hydrogen
Amino group - Answer -NH2 (Amine)
Hydroxyl group - Answer -OH (Alcohol)
Methyl group - Answer Methylated group
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