Practice Questions

TLS Online TPP Program

#Question id: 1975

Which of the following differentiates T cells and B cells?

#Section 2: General Biology

T cells but not B cells are stimulated to increase the rate of their cell cycles.
Only B cells are produced from stem cells of the bone marrow.
B cells but not T cells can directly attack and destroy invading pathogens.
T cells but not B cells have surface markers

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TLS Online TPP Program

#Question id: 12819

#Section 2: General Biology

The length and breadth of a rectangle are increased by 20% and 25% respectively. The increase in the area of the resulting rectangle will be :

TLS Online TPP Program

#Question id: 12902

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

An extension of microarray technology may also be used to analyze tissue sections,this process is known as_____

TLS Online TPP Program

#Question id: 12903

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

A gene isolation system that uses adapted vectors termed as_______

TLS Online TPP Program

#Question id: 12904

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Match the following:

1. Southern Blotting i. Melting temperature of DNA strand

2. DNA microchips ii.oligonucleotide matching to DNA sample

3. ASO-PCR iii.DNA hybridization to oligo arrays

4. DGGE iv. labeled probe hybridization to DNA

TLS Online TPP Program

#Question id: 12905

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Some gene/protein is used to identify the Disorder in humans

Match them correctly:

1. Tyrosine Kinase(TK) i. Atherosclerosis

2. HIV transactivator ii. Hypertension

3. Angiotensinogen iii. Kaposis Sarcoma

4. CET protein iv. Cardiac Hypertrophy

TLS Online TPP Program

#Question id: 12906

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

An alternative method labeling strategy used in karyotyping and gene localisation is _______