Recent questions tagged zoology

Regarding the DISORDERS OF DIGESTIVE SYSTEM : 1. In Jaundice: The liver is affected, skin and eyes turn yellow due to the deposit of bile salts. 2. In Constipation : The faeces are retained within the rectum as the bowel movements occur irregularly.

asked Apr 3, 2014 by pady_1

1 answer

Regarding the tongue, choose the incorrect statement :

asked Apr 3, 2014 by pady_1

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Arrangement of teeth in each half of the upper and lower jaw in the order I, C, PM, M is represented by a dental formula which in human is

asked Apr 3, 2014 by pady_1

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Who proposed the operon model for the regulation of transcription ?

asked Apr 3, 2014 by pady_1

3 answers

In which condition, the level of intracellular cAMP rises, CRP-cAMP complex is formed that stimulates transcription of the lac operon by using lactose as an alternative carbon source ?

asked Apr 3, 2014 by pady_1

2 answers

IPTG or allolactose in the process of lac operon is used as an

asked Apr 3, 2014 by pady_1

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When X -gal is included in the agar medium, colonies carrying (a) parental non recombinant plasmids become deep blue, whereas (b) recombinant plasmids remain an ordinary creamy white or become tinted in pale egg-shell

asked Apr 3, 2014 by pady_1

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Which plasmid vector has polycloning site consists of a tandem array of unique cleavage sites for 13 restriction enzymes: HindIIl, Spill, Pstl, SaiL Acd, HitlelI, Xiln!, BmnHI, Sma!, Xmal, Kpl1I, Sad, and EcoRl ?

asked Apr 3, 2014 by pady_1

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The first generation plasmid namely pBR322 has two selectable markers are -

asked Apr 3, 2014 by pady_1

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The word "Plasmid" was described as an extra chromosomal genetic element which was introduced by :

asked Apr 3, 2014 by pady_1

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Which of the following occurs as a result of epinephrine binding to its receptors ?

asked Apr 3, 2014 by pady_1

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Temparate bacteriophages differ from other bacteriophages because temperate bacteriophages can

asked Apr 3, 2014 by pady_1

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Heat shock proteins are also known to act as

asked Apr 3, 2014 by pady_1

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Which plant tissue culture technique is used to generate haploid plantlets ?

asked Apr 3, 2014 by pady_1

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MS, B5, N6, Nitsch and Whites media are example of

asked Apr 3, 2014 by pady_1

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The culture of unfertilized ovary that develops into a gynogenic plants refer to

asked Apr 3, 2014 by pady_1

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Which genetic disease is caused by an inability to convert galactose to glucose ?

asked Apr 3, 2014 by pady_1

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TH cells generally recognize antigen combined with which class of MHC molecules ?

asked Apr 3, 2014 by pady_1

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Langerhans cells and myeloid cells are which type of cells ?

asked Apr 3, 2014 by pady_1

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Movement of circulating neutrophils into tissues is known as

asked Apr 3, 2014 by pady_1

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All blood cells arise from which type of cells ?

asked Apr 3, 2014 by pady_1

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Leghemoglobin is used to protect the nitrogenase in the Rhizobium from inactivation by

asked Apr 3, 2014 by pady_1

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For the clinical diagnosis of a myocardial infarction, which enzymes are measured ?

asked Apr 3, 2014 by pady_1

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Which compound stabilizes tubulin in microtubules and promotes polymerization?

asked Apr 3, 2014 by pady_1

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Isoelectric focusing can be combined with SDS-PAGE to obtain very high resolution separations in a procedure known as

asked Apr 3, 2014 by pady_1

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In which chromatography technique, molecules are separated on the basis their size and shape ?

asked Apr 3, 2014 by pady_1

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Virus mediated transfer of the genetic material from one bacterial cell to the other by means of virus particles is called

asked Apr 3, 2014 by pady_1

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Inositol 1,4,5-trisphosphate (IP3) in cell signaling is referred as

asked Apr 3, 2014 by pady_1

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cAMP and cGMP are broken down by which enzymes ?

asked Apr 3, 2014 by pady_1

1 answer

Match the following & choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Regarding Types of Synovial joints and their examples : Match the following & choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Regarding DISORDERS OF MUSCULAR AND SKELETAL SYSTEM : Match the following and choose the most appropriate option: (each option on 3 columns can be matched to multiple options on the another 2 columns) eg. A-(iv)-3,5; B-(i); C-(iii)-2; D-(ii),(vi),(vii)-1; (iii),(v)-6;

asked Apr 2, 2014 by pady_1

1 answer

Regarding gastro-intestinal hormones : Match the following and choose the most appropriate option: (each option on 3 columns can be matched to multiple options on the another 2 columns) eg. A-(iv)-3,5; B-(i); C-(iii)-2; D-(ii),(vi),(vii)-1; (iii),(v)-6;

asked Apr 2, 2014 by pady_1

1 answer

Regarding Types of neurons : Match the following and choose the most appropriate option: (each option on 3 columns can be matched to multiple options on the another 2 columns) eg. A-(iv)-3,5; B-(i); C-(iii)-2; D-(ii),(vi),(vii)-1; (iii),(v)-6;

asked Apr 2, 2014 by pady_1

1 answer

Regarding Respiratory diseases : Match the following and choose the most appropriate option: (each option on 3 columns can be matched to multiple options on the another 2 columns) eg. A-(iv)-3,5; B-(i); C-(iii)-2; D-(ii),(vi),(vii)-1; (iii),(v)-6;

asked Apr 2, 2014 by pady_1

1 answer

Regarding dentition : Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Causative organisms of STDs: Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Causative organisms of STDs: Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Regarding IUDs : Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Distinctive Features of various Phyla: Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Class – Reptilia : Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Phylum Echinodermata : Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Regarding canal system of sponges : Match the following and choose the most appropriate option:

asked Apr 2, 2014 by pady_1

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Match the following and choose the most appropriate option: (each option on both columns can be matched to multiple option on the another side ie right or left) eg. A-1,2 ; B,C,D-3 ; A,B,C-3,4

asked Apr 2, 2014 by pady_1

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According to central pollution central board (CPCB) which size of particulate matter are responsible for causing the greatest harm to human health?

asked Apr 2, 2014 by sreemathi.v

1 answer

Which of the following organisms is likely to have more concentration of DDT in its body?

asked Apr 2, 2014 by sreemathi.v

2 answers

Mammals from colder climate generally have shorter ears and limbs to minimise heat loss.This is

asked Apr 1, 2014 by sreemathi.v

1 answer

Chimpanzee,Great Indian Bustard,Pygmy hog,Coral tree,Peacock tarantula,Forest coconut,Golden headed langur,Brown spider monkey,Siberian tiger,Leatherback turtle,Dodo.How many among there are endangered

asked Mar 31, 2014 by sreemathi.v

1 answer

To which stages A, B, C, D corresponds ? What are the values of x, y, z (choose the appropriate option)?

asked Mar 26, 2014 by pady_1

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