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Biology > Q2 - Enzyme activities > Flashcards

Q2 - Enzyme activities Flashcards

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1
Q

Protein is an organic compounds composed of ___ linked together by ____ bonds

A

Amino acids, Peptide

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2
Q

There are about ___ types of amino acids, each of it has distinctive side chains.

A

20 types of amino acids

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3
Q

It is the building blocks of protein

A

Amino acids

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4
Q

Give the characteristics of an amino acid

A

Amino group (Ammonia-NH3)

Central C

Carboxyl group (COOH)

Specific side chain (R-group)

it ends with “-ine” (not all)

It consists of CHON elements

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5
Q

It is a biomolecule who is known for being least?

A

Nucleic acid

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6
Q

It is a biomolecule whose structure is a straight chained line?

A

Carbohydrates

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7
Q

It is a biomolecule whose structure is helical (helix)

A

Lipids

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8
Q

It is a biomolecule whose known for its complex structure of them all

A

Proteins

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9
Q

Determine the structure:

Sequence of a chain
of amino acids

A

Primary structure

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10
Q

Determine the structure:

Local folding of the
polypeptide chain into
helices or sheets

A

Secondary structure

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11
Q

Determine the structure:

3-Dimensional folding
pattern of a protein due to
side chain reactions

A

Tertiary structure

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12
Q

Determine the structure:

Protein consisting of
more than one amino
acid chain

A

Quaternary structure

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13
Q

it is a substance which is produced by
living organisms and are considered as
the catalysts of specific biological systems and biochemical reactions

A

Enzymes

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14
Q

Name of enzymes, usually ends with __ ?

A

-ase

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15
Q

Saliva or also known as?

A

Salivary Amylase

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16
Q

It scaffolds to support and position active site

A

Protein structure

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17
Q

What are the two types of active site?

A

Binding and catalytic site

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18
Q

it is a site where it binds and orient substrates

A

Binding sites

19
Q

it is a site where it reduced the chemical activation energy

A

Catalytic site

20
Q

These are the molecules or substances on which an enzyme acts.

A

Substrates

21
Q

When the substrate and a molecule of an enzyme joined together, there is
formation of what we call ______ or ____.

A

Enzyme-Substrate complex or ES complex

22
Q

After joining with the enzyme, the substrate will turn into a ___?

A

Product

23
Q

the ability of an enzyme to
bind only one or few
substrates and thus catalyze
only a single reaction.

A

Enzyme specificity

24
Q

It is a type of model that does not adjust its own structure for the substrate to bind. There is a specific shape that must match the enzyme.

A

Lock-key model

25
Q

It is a type of model that adjusts its own structure to “fit” its substrate.

A

Induced fit model

26
Q

If a person is diagnosed with lactose intolerant, what kind of enzyme does the person lacking?

A

Lactase

27
Q

___ are organic molecules and quite
often bind loosely to the active site of an
enzyme and aid in substrate recruitment

A

Coenzymes

28
Q

__ are “helper molecules” and can be
inorganic or organic in nature. These include
metal ions and are often required to increase the
rate of catalysis

A

Cofactors

29
Q

An enzyme without its
cofactors is known as
_____?

A

apoenzyme

30
Q

The complete catalytic active
enzyme is known as
___?

A

holoenzyme

31
Q

What are the three types of inhibitors?

A

Competitive, non-competitive and uncompetitive

32
Q

The substrate is stopped in entering the enzymes’ active site or hinders
the enzyme to catalyze. This is because of ?

A

Enzymatic inhibitors

33
Q

LEORA & GEROA

A

Losing Electrons - Oxidation (Reducing Agent)

Gaining Electrons - Reduction (Oxidizing agent)

34
Q

The redox reaction is commonly known to play a vital role in ?

A

Cellular respiration and photosynthesis

35
Q

What is the chemical composition of Glucose?

A

C6 H12 O6

36
Q

What is the chemical equation for photosynthesis?

A

6H2O + 6CO2 —–> C6 H12 O6 + 6O2

37
Q

What are the factors that affect the activity of enzyme?

A

Temperature, pH and Substrate and enzyme concentration

38
Q

The enzyme will deform or will be denatured after ___?

A

reaching its optimal temp/pH

39
Q

saliva would breakdown __?

A

carbohydrates

40
Q

Digestive enzyme or pepsin would breakdown __?

A

protein

41
Q

Intestine would breakdown ___ ?

A

Lipids

42
Q

An enzyme that is responsible for breaking down lipids

A

Lipase

43
Q

Pancreas creates what?

A

Pepsin

44
Q

Carbohydrates usually ends with ___

A

-ose

Biology (14 decks)

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