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Zoology class 11 NEET > CH 9 BIOMOLECULES > Flashcards

CH 9 BIOMOLECULES Flashcards

(78 cards)

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1
Q

Which solution was used in Chemical Analysis of a tissue

A

Trichloroacetic acid

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2
Q

The acid soluble pool is also k/a

A

Filtrate

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3
Q

The acid insoluble pool is also k/a

A

Retentate

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4
Q

Size of the Biomicromolecule

A

18 - 800 Dalton

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5
Q

Which is the most abundant Biomolecule in the body?

A

Protein 10 - 15%

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6
Q

Name two alkaloids

A

Morphine and Codeine

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7
Q

Name two toxins

A

Abrin and Ricin

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7
Q
A
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8
Q

Name two toxins

A

Abrin and Ricin

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9
Q

Name two Drugs

A

Vinblastin and Curcumin

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10
Q

Name Lectins

A

Concanavalin A

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11
Q

____ are not strictly Biomolecules

A

Lipids

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12
Q

Carbohydrates are mainly compounds of

A

Carbon, Hydrogen, Oxygen

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13
Q

Monosaccharide units are joined by which bond

A

Glycosidic Bond

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14
Q

How many Carbon atom are Present in a Monosaccharide

A

3 to 7 carbon atom

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15
Q

Trehalose is present in

A

Haemolymph of Insect

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16
Q

Name a sugar alcohol and it is present in ________

A

Mannitol, Brown Algae

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17
Q

Deoxyribose is formed by removal of ___ from __ carbon

A

Oxygen,
2nd Carbon

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18
Q

The most abundant Protein in the biosphere is

A

RuBiSCO Ribulose Bisphosphate Carboxylase Oxygenase

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19
Q

The most abundant Protein in the body is

A

Collagen

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20
Q

A protein is a heteropolymer/ homopolymer

A

Heteropolymer

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21
Q

Name the structures of Proteins

A

Primary Structure
Secondary Structure
Tertiary Structure
Quaternary Structure

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22
Q

Proteins are most Active in which Structure

A

Tertiary Structure

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23
Q

Which Structure carries positional information about the protein

A

Primary Structure

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24
Proteins only show ___ handed Helix
Right
25
Myoglobin is a protein found in _______ and has ______ Structure
Muscle Cell Tertiary Structure
26
Basic unit of a Nucleic Acid is ____
Nucleotide
27
What are the different types of Inhibition
1. Competitive 2. Non Competitive 3. Allosteric/ Feedback
28
Name the 6 Classes of Enzyme in order
1. Oxidoreductase 2. Transferase 3. Hydrolases 4. Lyases 5. Isomerases 5. Ligases
29
Which is the largest RNA and constitutes 80% of the RNA
r RNA
30
The most common steroid in the human body is _______. Its precursor is______
1. Cholesterol 2. Acetic Acid
31
RNA is the genetic material for
TOBACCO MOSAIC VIRUS (TMV)
32
The most common model of DNA is
Watson - Crick Model
33
RNA is usually single stranded except in the case of
1. Reovirus 2. Rice Dwarf Virus
34
Enzymes are also k/a
Biocatalyst
35
Amino acids are also k/a
Substituted methane
36
The semi essential amino aids are
Histidine (Heterocyclic Amino acid) Arginine (Basic Amino Acids)
37
The 1st amino acid is k/a __ terminal Amino acid and the last amino acid is k/a _ Terminal amino acid
N TO C
38
_____ is a protein of natural silk
Fibroin
39
All Enzymes are ___in nature except
Ribozyme and Ribonuclease P.
40
When the Product is at a lower level than Substrate it is an _____ Reaction
Exothermic Reaction
41
When the Product is at higher level than substrate then it is an __________ reaction
Endothermic
42
The enzyme used in conversion of CO2 and H2O to Carbonic Acid
Carbonic Anhydrase
43
What are the two Hypotheses of Enzyme and who gave them?
1. LOCK and KEY model by Emil Fischer in 1894 2. Induced Fit or Hand Glove Model by Koshland in 1960
44
Enzyme/_____ contain _________ and _________
1. Holoenzyme 2. Protein part k/a APOENZYME 3. Non Protein part k/a Co Factor
45
Sulpha Drugs inhibit the synthesis of ____ in Bacteria
Folic Acid the actual substrate is PABA Para Amino Benzoic Acid
46
High Temperature destroys Enzyme by causing their
Denaturation
47
The external supply of energy required to start a reaction is
Activation Energy
48
Which is the protein that carries glucose into the cell
GLUT 4
49
What is an Active Site?
Active site of an Enzyme is a crevice or a pocket onto which the substrate fits
50
Living Process is a constant effort to attain equilibrium. True or False
False Living process is a constant effort to prevent attaining equilibrium
51
Immunoglobins or antibodies are produced by
B lymphocytes
52
Insulin hormone is secreted by
beta cells of islets of Langerhans of Pancreas
53
The backbone of DNA is made up of
Sugar and Phosphate
54
Sugar + Nitrogenous base = ________. the bond is ______
Nucleoside Glycosidic Bond
55
The nucleoside is linked to the Phosphate group by _______ bond and it forms ______
Ester Bond Nucleotide
56
Adenine and Thymine have ____hydrogen bond
Two
57
Guanine and Cytosine have _____ hydrogen Bond
Three
58
Sugar + Adenine = _______ + Phosphate Group =_________
1. Adenosine 2. Adenylic Acid
59
Zwitterion is a _______ ion derived, which is German for
1. dipolar ion 2. Hermaphrodite or Hybrid
60
The exoskeleton of arthropods is made up of
Chitin which is a homopolymer of N acetyl glucosamine
61
Starch gives _____ color with iodine
Blue
62
Peptidoglycan contains
N acetyl Glucosamine and N acetyl Muramic Acid
63
Hyaluronic acid contains
D N acetyl Glucosamine and D glucuronic acid
64
Cellulose is composed of
beta Glucose
65
IUB stands for
International Union of Biochemistry
66
EC stands for
Enzyme Commission
67
____ is a co factor for the proteolytic enzyme Carboxypeptidase
zinc
68
___ is the cofactor for the enzyme salivary amylase
Chlorine
69
All digestive Enzymes fall in which class
Hydrolases
70
Cellulose has how many beta glucose residues
6000
71
Glucose is universal sugar. Other Name of Glucose includes
Dextrose Grape sugar Corn Sugar
72
The sweetest naturally occurring sugar is_______. It is also k/a
Fructose Levulose or Fruit Sugar
73
DNA with left handed coiling is called as
Z DNA
74
Casein of milk is a
Phosphoprotein
75
An example of Lipoprotein is
Chylomicron
76
An Example of metalloprotein is
Ferritin
77
When Glutamic Acid is replaced by Valine it causes
Sickle cell Anemia

Zoology class 11 NEET (14 decks)

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