Proteins mcqs pdf

 TOPIC#11  IMPORTANT MCQS ON PROTEINS AND LIPIDS 

1-Proteins are polymers of:

Answer: AMINOACIDS

2-In cell and tissues there are_aminoacids:

Answer:170

3-Total_biological molecules combine to form different proteins:

Answer: 20 AMINOACIDS

4-which type of aminoacids are not produced by own our body:

Answer: ESSENTIAL AMINOACIDS

5-Dipeptide chain have_aminoacids:

Answer: 3

6-Dipeptide compound have _aminoacids:

Answer: 2

7-Heamoglobin have_polypeptide chain:

Answer: 4

8-Myoglobin has tertiary structure how many polypeptide chain it have:

Answer: 1

9-Keratin protein have_structure:

Answer: SECONDARY

10-There are _non polar aminoacids:

Answer: 6

11-Which shape of protein is not soluble in water:

Answer: FIBROUS

12-Heamoglobin_is abnormal gene:

Answer: HB-S

13-In sickle cell on which chain of heamoglobin glutamic acid is replaced by valine:

Answer: ON BETA CHAIN OF CARBON 6

14-Sickle heamoglobin carries_percent oxygen:

Answer: 75%

15-Heamoglobin have 2 alpha chain each alpha chain contain_aminoacids:

Answer: 141

16-Insulin molecule have two polypeptide chain having_aminoacids:

Answer: 51

17-Tertiary structure of protein contain _types of bonds:

Answer: 3 bonds DISULPHIDE BOND,PEPTIDE BOND,HYDROGEN BOND

18-1 Aminoacid has_nucleotides:

Answer: 3

19-Peptide chain has _bond:

Answer: HYDROGEN

20-Peptide bond is in between:

Answer: Amino acids

21-bond between aminoacids is :

Answer: Different bonds in different structures

22-Bond between peptide chains is :

Answer: HYDROGEN 

23-There are_aromatic aminoacids:

Answer: 3

24-An aminoacid and also a part of phospholipids is:

Answer: SERINE

25-The protein which cannot crystalized:

Answer: HEAMOGLOBIN

26-Number of essential aminoacids is:

Answer:9

27-Enzymes are biocatalyst _in nature:

Answer: PROTEIN

28-Abundant protein in vertebrates is:

Answer: collagen

29-Most important protein in nature is:

Answer: RUBISCO

30-Prostaglandins is_in nature:

Answer:LIPIDS

31-Bile is _in nature:

Answer: STERIODS

32-The type of lipid which is monohydroxy alcohol:

Answer:  WAXES

33-The lipids are esters of fatty acids with_alcohol:

Answer: TRIHYDROXY

34-Animals store_type of fatty acids:

Answer: SATURATED

35-The R group of fatty acids contain_carbons:

Answer: 2-30

36-The fatty acids mostly contain _carbons:

Answer: 16-18

37-_is Also called trihydroxyalcohol:

Answer: GLYCEROL

38-Ester is formed by the reaction of:

Answer: ACID +ALCOHOL

39-Palmatic acid has_carbons:

Answer: 16 CARBON

40-Oleic acid has_carbon:

Answer: 18 CARBON

41-Steraic acid is_type of fattyn acids:

Answer: SATURATED

42-Lipids are_in water:

Answer: NON SOLUBLE

43-The type of lipids having no fatty acids and glycerol and containing four fused carbon ring is called:

Answer: STERIODS

44-Which type of lipds is present in biological membrane:

Answer: PHSPHOLIPIDS

45-The most common and natural form of acylglycerol is:

Answer: TRIGLYCERIDES

46-In four fused ring of steriod there are _carbonns:

Answer: 17

47-The numbers of carbon in each ring of steriods:

Answer: 3 RINGS HAVE 6 CARBONS WHILE ONE RING HAVE 5 CARBONS.

48-Cholestrol is _in nature:

Answer: STEROID

49-Animal fats are_in nature:

Answer: SATURATED

50-What is liposomes:

Answer: vesicles water soluble which carries drug

51-The glycerol is _carbon compound:

Answer: 3

52-In glycein R is _:

Answer: HYDROGEN

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