16520921
Pregunta 1
Pregunta
Biochemistry is the study of [blank_start]biomolecules[blank_end] and the chemical reactions that occur in [blank_start]living organisms[blank_end].
Respuesta
-
biomolecules
-
natural compounds
-
living molecules
-
living organisms
-
a closed system
-
an environment
Pregunta 2
Pregunta
Biomolecules are...
Respuesta
-
proteins
-
carbohydrates
-
nucleic acids
-
lipids
-
fatty acids
-
nucleic bases
-
cholesterols
Pregunta 3
Pregunta
Chemical reactions are either endergonic or exergonic
Respuesta
- True
- False
Pregunta 4
Pregunta
[blank_start]Endergonic[blank_end] reaction: requires absorption of energy; products have [blank_start]greater[blank_end] free energy than reactants
[blank_start]Exergonic[blank_end] reaction: releases energy; products have [blank_start]less[blank_end] free energy than reactants
Respuesta
-
Endergonic
-
Exergonic
-
greater
-
less
Pregunta 5
Pregunta
Living matter is characterized by...
Respuesta
-
A high degree of complexity and organization
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The extraction, transformaation, and systematic use of energy to ceate and maintain structures and to do work
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the interactions of individual components being dynamic and coordinated
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the ability to sense and respond to changes in surroundings
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the capacity for fairly precise self-replication while allowing enough change for evolution
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the formation of organized organs and organelles
Pregunta 6
Pregunta
The three domains of life are:
Respuesta
-
Bacteria
-
Archaea
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Eukarya
-
Protozoa
Pregunta 7
Pregunta
check all that apply to the amino acid
Respuesta
-
Alanine
-
Ala
-
A
-
hydrophobic side chain
-
aliphatic
-
electrically charged side chain
-
Cysteine
-
Cys
-
C
-
aromatic
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