Enzymes
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QUESTION 14.17
What are enzymes?
- is higher than that at a dilute solution.
- is same as that of a dilute solution.
- cannot be compared with osmotic pressure of dilute solution.
- is lower than that of a dilute solution.
What is the process of polymerisation of amino acids to form a polypeptide chain called?
What 3 things can denature an enzyme?
What is the role of coenzyme?
Are enzymes biological catalysts?
Does boiling destroy enzymes?
Is energy required for translation?
- carbohydrates
- proteins
- vitamins
- fats
Match List-I with List-II:
List-I | List-II |
(a) Chlorophyll | (i) Ruthenium |
(b) Vitamin – B12 | (ii) Platinum |
(c) Anticancer drug | (iii) Cobalt |
(d) Grubbs catalyst | (iv) Magnesium |
Choose the most appropriate answer from the option given below:
(a)-(iv), (b)-(iii), (c)-(i), (d)-(ii)
(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)
(a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
(a)-(iv), (b)-(ii), (c)-(iii), (d)-(i)
- lipase
- amylase
- peptidase
- carbonic anhydrase
How do enzymes catalyse a chemical reaction in the living system?
Explain drug target interaction taking the example of enzyme as target.
- holoenzyme
- apoenzyme
- prosthetic group
- coenzyme
Why is the shape of a protein important?
Can enzyme be called a polymer?
Explain a process in which a biocatalyst is used in industrial preparation of a compound known to you.
- Thyroxin
- Insulin
- Estradiol
- Adrenaline
Proteins are the polymers of __________.
Formaldehydes
Secondary amines
Amino acids
Ammonia
Activation energy for the acid catalysed hydrolysis of sucrose is 6.22 KJ mol−, while the activation energy is only 2.15 KJ mol− when hydrolysis is catalysed by the enzyme sucrase. Explain.
Is cytochrome c is oxidized or reduced?
Which of the following are functions of lipochondria?
Detoxification
Formation of acrosome
Chemical modification of lipids and proteins
Both (B) And (C)
What are enzyme inhibitors ? Classify them on the basis of their mode of attachments on the active site of enzymes. With the help of diagrams explain how do inhibitors inhibit the enzymatic activity.
What Are The Stages Of Translation?