Macromolecules Flashcards

1
Q

What are the four main types of macromolecules found in living organisms?

A

Proteins, nucleic acids, carbohydrates, and lipids

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2
Q

Which macromolecule is the main component of cell membranes?

A

Lipids

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3
Q

What is the primary function of proteins in living organisms?

A

Proteins are involved in various cellular functions such as structure, transport, and enzymatic reactions

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4
Q

Which macromolecule stores genetic information in cells?

A

Nucleic acids

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5
Q

What is the monomer unit of proteins?

A

Amino acids

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6
Q

What is the monomer unit of nucleic acids?

A

Nucleotides

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7
Q

What is the primary function of carbohydrates in living organisms?

A

Carbohydrates are a major energy source for cells

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8
Q

Which macromolecule is composed of long chains of fatty acids?

A

Lipids

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9
Q

What type of bond links amino acids together in proteins?

A

Peptide bonds

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10
Q

True or False: Lipids are hydrophobic molecules.

A

True

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11
Q

Which macromolecule is made up of a long chain of sugar molecules?

A

Carbohydrates

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12
Q

What is the primary function of lipids in living organisms?

A

Lipids serve as energy storage and structural components of cell membranes

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13
Q

What are the two types of nucleic acids found in cells?

A

DNA (deoxyribonucleic acid) and RNA (ribonucleic acid)

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14
Q

Which macromolecule is the most diverse in terms of structure and function?

A

Proteins

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15
Q

What is the primary function of nucleic acids in living organisms?

A

Nucleic acids store and transmit genetic information

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16
Q

Which macromolecule is insoluble in water?

A

Lipids

17
Q

What is the primary difference between saturated and unsaturated fats?

A

Saturated fats have no double bonds between carbon atoms, while unsaturated fats have at least one double bond

18
Q

Which macromolecule is the main source of long-term energy storage in animals?

A

Lipids

19
Q

What is the primary difference between DNA and RNA?

A

DNA is double-stranded and contains deoxyribose sugar, while RNA is single-stranded and contains ribose sugar

20
Q

What is the primary function of enzymes in living organisms?

A

Enzymes catalyze biochemical reactions in cells

21
Q

Which macromolecule is involved in the regulation of gene expression?

A

Nucleic acids

22
Q

What is the primary function of carbohydrates in plants?

A

Carbohydrates serve as structural components in plants

23
Q

What are macromolecules

A

A very large molecule built up from smaller chemical structures bonded together

24
Q

What are the four main macromolecules (in living things)

A

Carbohydrate
Lipids
Protein
Nucleic acid