BIO 1500 FINAL REVIEW PART 1
CHAPTERS 1–4 STUDY GUIDE &
PRACTICE QUESTIONS 2026/2027
1 of 93
Definition
the most common form of regulation in living organisms, in which the
response reduces the initial stimulus
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positive feedback competitive inhibition
negative feedback thermoregulation
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2 of 93
Definition
,cis isomer: the two Xs are on the same side
trans isomers: the two Xs are on opposite sides
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Example of an enantiomer Example of a geometric isomer
Example of a structural isomer Example of a cis-trans isomer
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3 of 93
Definition
one atom is more electronegative, and the atoms DO NOT SHARE the
electron equally
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polar covalent bond ionic bond
hydrogen bond single bond
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4 of 93
Definition
makes possible the great diversity of organic molecules
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Synthesis (dehydration Synthesis /
Versatility of Carbon
Condensation)
Use of Steroids Versatility of Water
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5 of 93
Definition
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, example of enantiomers structure of amino group
formation of bonds with carbon structure of phosphate group
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6 of 93
Definition
can reveal valuable information about the natural world
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Observation Experimentation
Research Prediction
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7 of 93
Definition
two resulting oppositely charged atoms (or molecules)
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CHAPTERS 1–4 STUDY GUIDE &
PRACTICE QUESTIONS 2026/2027
1 of 93
Definition
the most common form of regulation in living organisms, in which the
response reduces the initial stimulus
Give this one a try later!
positive feedback competitive inhibition
negative feedback thermoregulation
Don't know?
2 of 93
Definition
,cis isomer: the two Xs are on the same side
trans isomers: the two Xs are on opposite sides
Give this one a try later!
Example of an enantiomer Example of a geometric isomer
Example of a structural isomer Example of a cis-trans isomer
Don't know?
3 of 93
Definition
one atom is more electronegative, and the atoms DO NOT SHARE the
electron equally
Give this one a try later!
polar covalent bond ionic bond
hydrogen bond single bond
, Don't know?
4 of 93
Definition
makes possible the great diversity of organic molecules
Give this one a try later!
Synthesis (dehydration Synthesis /
Versatility of Carbon
Condensation)
Use of Steroids Versatility of Water
Don't know?
5 of 93
Definition
Give this one a try later!
, example of enantiomers structure of amino group
formation of bonds with carbon structure of phosphate group
Don't know?
6 of 93
Definition
can reveal valuable information about the natural world
Give this one a try later!
Observation Experimentation
Research Prediction
Don't know?
7 of 93
Definition
two resulting oppositely charged atoms (or molecules)
Give this one a try later!
