Proteins: Structure of Amino Acids Flashcards

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1
Q

Are proteins organic molecules

A

yes

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2
Q

What are the roles of the proteins in the body?

A
  • Structural roles
  • Metabolic roles
    -Transport roles
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3
Q

What are examples of structures proteins build in the body?

A

Muscles
Tendons

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4
Q

What is an example of a metabolic role of proteins?

A

Produce enzymes

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5
Q

What do enzymes do ?

A

Have an active site complementary to substrate and bind to catalyse the reactions in the body.

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6
Q

What are examples of transport roles of proteins in the body ?

A
  • Haemoglobin for oxygen transport in red blood cell
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7
Q

What elements are present in all three of Proteins, Carbohydrates, and Lipids?

A

Carbon, Hydrogen, Oxygen

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8
Q

What other elements are present in proteins?

A

Nitrogen and sometimes sulphur and phosphorus

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9
Q

What are amino acids?

A

The monomers and the building blocks used to build protein molecules.

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10
Q

Match the following
MONOMER/POLYMER
PROTEIN/ AMINO ACIDS

A

Monomer –> Amino acids
Polymer –> Proteins

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11
Q

All amino acids (regardless of which one) have all the same basic structure [ TRUE/FALSE ]

A

TRUE

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12
Q

What is the basic structure of amino acids?

A

A central Carbon atom bonded to a carboxyl group, an amino group, a hydrogen atom and a R group.

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13
Q

How many naturally occurring amino acids exist? What is the difference between them?

A

20
They each have a different R group

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14
Q

How can R groups vary?

A
  • size
  • polarity (polar/non polar molecules at the end of the group)
  • charge
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15
Q

what is the result of the difference between amino acid R groups?

A

Result in a wide variety of amino acids to make many different proteins

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16
Q
A