Organic Compounds In Living Things Question Preview (ID: 27982)
Chapter 3.1.
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Which macromolecule is not part of the cell membrane
a) lipids
b) nucleic acids
c) charbohydrates
d) proteins
Proteins are made up of
a) nucleotides
b) sugars
c) amino acids
d) enzymes
Cellulose and starch are all __________________.
a) lipids
b) proteins
c) carbohydrates
d) nucleic acids
Macromolecule that can act as enzymes are _________
a) proteins
b) lipids
c) amino acids
d) DNA
DNA and RNA are _________.
a) proteins
b) nucleic acids
c) carbohydrates
d) lipids
Which macromolecule is mainly found in fats and oils?
a) proteins
b) carbohydrates
c) nucleic acids
d) lipids
What is an atom?
a) smallest particle of an element
b) largest part of an element
c) combination of more that two elements
d) mixture of compounds
Which of the following cannot be a compound?
a) carbon dioxide
b) water
c) hydrogen peroxide
d) helium
What is a compound?
a) two or more elements that are chemically combined
b) a pure substance that cannot be broken down by chemical or physical processes
c) particles made of two atoms
d) smallest part of an element
A substance that can't be broken down into a simpler substance
a) compound
b) mixture
c) solution
d) element
Identify the organic compound
a) water
b) salt
c) sugar
d) ammonia
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