Q2 - Enzyme activities

Question 1

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

Answer 1

Amino acids, Peptide

Question 2

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

Answer 2

20 types of amino acids

Question 3

It is the building blocks of protein

Answer 3

Amino acids

Question 4

Give the characteristics of an amino acid

Answer 4

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

Question 5

It is a biomolecule who is known for being least?

Answer 5

Nucleic acid

Question 6

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

Answer 6

Carbohydrates

Question 7

It is a biomolecule whose structure is helical (helix)

Answer 7

Lipids

Question 8

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

Answer 8

Proteins

Question 9

Determine the structure:

Sequence of a chain
of amino acids

Answer 9

Primary structure

Question 10

Determine the structure:

Local folding of the
polypeptide chain into
helices or sheets

Answer 10

Secondary structure

Question 11

Determine the structure:

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

Answer 11

Tertiary structure

Question 12

Determine the structure:

Protein consisting of
more than one amino
acid chain

Answer 12

Quaternary structure

Question 13

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

Answer 13

Enzymes

Question 14

Name of enzymes, usually ends with __ ?

Answer 14

-ase

Question 15

Saliva or also known as?

Answer 15

Salivary Amylase

Question 16

It scaffolds to support and position active site

Answer 16

Protein structure

Question 17

What are the two types of active site?

Answer 17

Binding and catalytic site

Question 18

it is a site where it binds and orient substrates

Answer 18

Binding sites

Question 19

it is a site where it reduced the chemical activation energy

Answer 19

Catalytic site

Question 20

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

Answer 20

Substrates

Question 21

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

Answer 21

Enzyme-Substrate complex or ES complex

Question 22

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

Answer 22

Product

Question 23

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

Answer 23

Enzyme specificity

Question 24

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.

Answer 24

Lock-key model

Question 25

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

Answer 25

Induced fit model

Question 26

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

Answer 26

Lactase

Question 27

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

Answer 27

Coenzymes

Question 28

__ 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

Answer 28

Cofactors

Question 29

An enzyme without its cofactors is known as _____?

Answer 29

apoenzyme

Question 30

The complete catalytic active enzyme is known as ___?

Answer 30

holoenzyme

Question 31

What are the three types of inhibitors?

Answer 31

Competitive, non-competitive and uncompetitive

Question 32

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

Answer 32

Enzymatic inhibitors

Question 33

LEORA & GEROA

Answer 33

Losing Electrons - Oxidation (Reducing Agent) Gaining Electrons - Reduction (Oxidizing agent)

Question 34

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

Answer 34

Cellular respiration and photosynthesis

Question 35

What is the chemical composition of Glucose?

Answer 35

C6 H12 O6

Question 36

What is the chemical equation for photosynthesis?

Answer 36

6H2O + 6CO2 -----> C6 H12 O6 + 6O2

Question 37

What are the factors that affect the activity of enzyme?

Answer 37

Temperature, pH and Substrate and enzyme concentration

Question 38

The enzyme will deform or will be denatured after ___?

Answer 38

reaching its optimal temp/pH

Question 39

saliva would breakdown __?

Answer 39

carbohydrates

Question 40

Digestive enzyme or pepsin would breakdown __?

Answer 40

protein

Question 41

Intestine would breakdown ___ ?

Answer 41

Lipids

Question 42

An enzyme that is responsible for breaking down lipids

Answer 42

Lipase

Question 43

Pancreas creates what?

Answer 43

Pepsin

Question 44

Carbohydrates usually ends with ___

Answer 44

-ose