Biomolecule

Question 1

Relative abundance of carbon and hydrogen with respect to other elements is lower in any living organisms thani in earth crust

Question 2

Silicon is very less in human body true or false

Answer 2

Wrong it is neglibile nitrogen is very little in Earth’s crust

Question 3

Why trichloro actetic avid is used in the chemical analysis process

Answer 3

Because it is lass reactive and not Cary out harmful and vigours rection

Question 4

Scientist have found 100 of organic compounds in the acid soluble pool

Answer 4

Wrong 1000 of organic compounds

Question 5

Why structure of aminio acid change

Answer 5

Because of solution of different pH

Question 6

Example of acidic amino acid

Answer 6

Glutamic acid and aspartic acid

Question 7

Aminoacid which are basic as well as semi essential

Answer 7

Histidine and arginine l

Question 8

The amino acid which is required for body but body cannot synthesis

Answer 8

Essential amino acid

Question 9

The amino acid containing methly group is involved in the synthesis of protein

Answer 9

Alanine

Question 10

Hydro proline and hydro lisine are example of

Answer 10

Rare amino acid

Question 11

Most abundant element in human

Answer 11

Oxygen

Question 12

Most abundant organic compound in living organisms

Answer 12

Proteins

Question 13

Amino acid is amphoteric compound

Answer 13

True because both group are present

Question 14

Except glycine each amino acid has enantiomeric isoners

Answer 14

True

Question 15

Except glycine all amino acid are optically active

Answer 15

True

Question 16

Most complex amino acid

Answer 16

Tryptophan

Question 17

They are _____ of amino acid linked by peptide bonds

Answer 17

Linear chain of amino acid

Question 18

Protein are homoplymere

Answer 18

No heteropolymer

Question 19

All polyscarrides are homoplymere

Answer 19

No some are homoplymere

Question 20

Protein is homoplymere not heteropolymer

Answer 20

False protein is heteropolymer not homoplymere

Question 21

Humoral immunity

Answer 21

Antibodies, humoral means body fluid

Question 22

Peptide bond is represented as co- NH2

Answer 22

Flase it is represented as CO - NH

Question 23

After hydrolysis of protein only amino acid are produced that is it contain only protein part

Answer 23

Simple protein

Question 24

Heamoglobin, peptones , nucleiacid ,animal protein ,and plant protein is type if

Answer 24

Conjugated, derived , conjugated, first class, and 2 nd class protein

Question 25

In the dynamic state of body constituents - concept ofmetabolism has one of the greatest discoveries in which it state that some of the biomolecules have turn over

Answer 25

False it say all biomolecules have turn over

Question 26

Example of turn over

Answer 26

Glucose

Question 27

Pigments are

Answer 27

Carotenoids and anthoycanin

Question 28

We isolated thousand of compund , small and big from living organisms for

Answer 28

Determining their structure and if possible synthesising them

Question 29

Alkaliod

Answer 29

Morphine and codenie

Question 30

Terpenoids

Answer 30

Monoterpens and diterpens

Question 31

Essential oil

Answer 31

Leman , grass oil

Question 32

Toxins are

Answer 32

Abrin , recin

Question 33

Lectins

Answer 33

Concanavalin A

Question 34

Drugs

Answer 34

Vinblastine, curcumin

Question 35

Polymeric substance

Answer 35

Rubber , gums , cellulose

Question 36

Animals have another variant called -----

Answer 36

Glycogen

Question 37

Which end is reducing end and why

Answer 37

Right rlend because on that side there is free oxygen and it can bind freely with anyone.so

Question 38

Example of complex polysacchride

Answer 38

Glucosamine ,N - acetyl galactosamine

Question 39

Cellulose not response to blue colour why

Answer 39

Because it do not have helical structure

Question 40

Thermus aquatic bacteria is thermostablebactetia

Answer 40

False thermophilic bacteria

Question 41

Taq. Polymerase enzyme is thermophilic enzyme

Answer 41

False thermostable enzyme

Question 42

Thousand of types of enzyme each catalysing a unique chemical or metabolic reaction

Answer 42

True

Question 43

When each os step is cataylsed by same enzymecomplex or different enzyme is called a

Answer 43

Metabolic pathway

Question 44

Transient phenomenon means

Answer 44

Means active site वर substrate येऊन बिंड करतो आणि ES form होत

Question 45

Substrate bind ton active site and a new structure of the substrate form called

Answer 45

Transition state structure

Question 46

The structure of product get formed on the subtrate

Answer 46

Wrong structure of substrate form into product

Question 47

ES is shorted lived

Answer 47

Correct

Question 48

The substrate in the active site bind within the structure called c

Answer 48

Clift or pocket

Question 49

In the exothermic reaction or spontaneous rection the relation between substrate and product

Answer 49

1. In the graph of exo reaction, The substrate is more than product S>P,

Question 50

In the endothermic reaction the relation between substrate and product is

Answer 50

The substrate is less and product is more P>S

Question 51

Activation energy means

Answer 51

1The average energy differences between substrate and transition state 2. The energy required to convert substrate into transition state to form product

Question 52

Enzyme always functional at narrow temperature

Answer 52

No Enzyme are generally functional at narrow temperature (40°c temp)

Question 53

Activity of enzyme declined --------------- the optimum value

Answer 53

Both above and below

Question 54

At high temperature perseved enzyme in permanent inactive state

Answer 54

False At low temperatures preserved enzyme is temporarily inactive in its state

Question 55

A= at high temperature enzyme destroyed enzymatic activity R=the proteins are featured by a heat

Answer 55

Correct explanation

Question 56

A=The reaction ultimately the maximum velocity which is not exceeded by any further rise in concentration of the substrates R= the enzyme molecules are fewer than substrate molecule

Answer 56

Correct explanation

Question 57

Example of compitive inhibitor

Answer 57

Inhibition of succinic dehydrogenase by malonate

Question 58

Compitive inhibitor are oftenly controlled by

Answer 58

Bacterial pathogens

Question 59

Inthe compitive inhibitor substrate size and inhibitor size is same or not

Answer 59

Same And in non compitive inhibitor substrate size and inhibitor size is not same

Question 60

Noncompitive inhibitor binds to

Answer 60

Alosteric site

Question 61

Relation between Km and affinity between substrate and product

Answer 61

1Kmmore the affinity between substrate and product less 2. Km less the affinity between substrate and product is more