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