Recent questions tagged medium

When yeast is producing wine, which of the following is not formed?

asked Apr 3, 2014 by sreemathi.v

1 answer

Fumarase enzyme converts

asked Apr 3, 2014 by sreemathi.v

1 answer

When a molecule of pyruvic acid is subjected to anaerobic oxidation and forms lactic acid, there is

asked Apr 3, 2014 by sreemathi.v

1 answer

How many molecules of ATP are gained during anaerobic respiration of one molecules of glucose?

asked Apr 3, 2014 by sreemathi.v

1 answer

In which of the following , respiration in absence of oxygen too takes place?

asked Apr 3, 2014 by sreemathi.v

1 answer

In anaerobic respiration in plants

asked Apr 3, 2014 by sreemathi.v

1 answer

The end products of respiration in plants are

asked Apr 3, 2014 by sreemathi.v

1 answer

Energy yield as a result of total oxidation of 1 glucose molecule during cellular respiration is to convert

asked Apr 3, 2014 by sreemathi.v

1 answer

Complete oxidation of $1 \;gm$ mole of glucose gives rise to

asked Apr 3, 2014 by sreemathi.v

1 answer

The source of avian reverse transcriptase is

asked Apr 3, 2014 by pady_1

0 answers

The RFLPs are generated in various ways: 1. loss of an endonuclease cleavage site, most probably as a result of a base change 2. by insertion or deletion of a stretch of DNA; 3. by variation in the number of repeats of a microsatellite

asked Apr 3, 2014 by pady_1

0 answers

Which restriction enzyme produce blunt or flush ends like, (CCC/GGG) ?

asked Apr 3, 2014 by pady_1

0 answers

Respiration in plants

asked Apr 3, 2014 by sreemathi.v

1 answer

In order to apply PCR methodology to the study of RNA, the RNA sample has to be converted to cDNA to provide the DNA template for the thermostable polymerase. This process is called as

asked Apr 3, 2014 by pady_1

0 answers

The pET vectors are a family of expression vectors that utilize which promotor to regulate synthesis of cloned gene products ?

asked Apr 3, 2014 by pady_1

0 answers

If the polylinker sequence of the expression plasmid contain a BamHI site, 5'NGGATCCN3' and the sequence of two codons (GAT and CCN), which code for dipeptide (Asp Pro), is in frame with the fusion protein, then which chemical agent can be used to cleave the polypeptide ?

asked Apr 3, 2014 by pady_1

0 answers

Which chemical is used for fusing $\alpha$-galactosidase-insulin A chain and $\alpha$-galactosidase - insulin-B chain ?

asked Apr 3, 2014 by pady_1

0 answers

Which gel electrophoresis method is preferred method to measure the size of an insert in a high-capacity vector ?

asked Apr 3, 2014 by pady_1

0 answers

Polyacrylamide gels cannot be cast with ethidium bromide because

asked Apr 3, 2014 by pady_1

0 answers

Which buffers serve three purposes, they increase the density of the sample, ensuring that the DNA sinks evenly into the well and add color to the sample ?

asked Apr 3, 2014 by pady_1

0 answers

Molecules of double-stranded DNA migrate through gel matrices at rates that are inversely proportional to

asked Apr 3, 2014 by pady_1

0 answers

Agarose is a linear polymer composed of alternating residues of -

asked Apr 3, 2014 by pady_1

0 answers

For all organisms, from bacteria to humans, PFGE is used to study

asked Apr 3, 2014 by pady_1

0 answers

Agarose gels have a lower resolving power than___________________, but they have a greater range of separation.

asked Apr 3, 2014 by pady_1

0 answers

What is SDS and its use?

asked Apr 3, 2014 by pady_1

0 answers

plasmid vectors which carry the origin of DNA replication from the genome of a single-stranded filamentous bacteriophage such as M13 or f1 are called

asked Apr 3, 2014 by pady_1

0 answers

Protein synthesis is required for (a) initiation of each round of host DNA synthesis but (b)not for plasmid replication.

asked Apr 3, 2014 by pady_1

0 answers

X-gal substrate is also known as -

asked Apr 3, 2014 by pady_1

0 answers

Bacterial colonies containing non recombinant plasmids are able to hydrolyze non fermentable, chromogenic substrates called as -

asked Apr 3, 2014 by pady_1

0 answers

When a segment of foreign DNA is cloned into the multiple cloning site of pUC vectors, the sequence encoding the amino-terminal fragment is disrupted. Thus, Bacterial colonies containing recombinant plasmids inhibit-

asked Apr 3, 2014 by pady_1

0 answers

pUC vectors and many of their derivatives carry a short segment of E.coli DNA that contains the regulatory sequences of the lacZ gene which codes for

asked Apr 3, 2014 by pady_1

0 answers

Which genetic unit of plasmid is defined as the smallest piece of plasmid DNA that is able to replicate autonomously and maintain normal copy number

asked Apr 3, 2014 by pady_1

0 answers

Which of the following is highly soluble in water and solvated entirely by hydrogen bonding ?

asked Apr 3, 2014 by pady_1

0 answers

Which of the following is the site of synthesis of (or codes for) histone mRNA ?

asked Apr 3, 2014 by pady_1

1 answer

Which of the following is not required for Rec-A dependent recombination between two DNA molecules ?

asked Apr 3, 2014 by pady_1

0 answers

Which of the following are found only in organisms containing polycistronic mRNA ?

asked Apr 3, 2014 by pady_1

1 answer

Temparate bacteriophages differ from other bacteriophages because temperate bacteriophages can

asked Apr 3, 2014 by pady_1

1 answer

Actin filaments and microtubules share all of the following properties except

asked Apr 3, 2014 by pady_1

1 answer

Which of the following is not involved in the processing of mRNA precursors in eukaryotic cells ?

asked Apr 3, 2014 by pady_1

1 answer

Which of the following properties is common to all cytoskeletal motor proteins (such as kinesins, myosins and dyneins) ?

asked Apr 3, 2014 by pady_1

1 answer

Which of the following is an advantage of confocal microscopy over conventional fluorescence microscopy ?

asked Apr 3, 2014 by pady_1

0 answers

The rate limiting step of fatty acid synthesis is catalyzed by

asked Apr 3, 2014 by pady_1

1 answer

All of the following compounds are capable of forming hydrogen bonds with water except

asked Apr 3, 2014 by pady_1

1 answer

The technique used by scientists, Guha and Maheswari to culture haploid plantlets was experimented on which plant species ?

asked Apr 3, 2014 by pady_1

0 answers

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

asked Apr 3, 2014 by pady_1

1 answer

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

asked Apr 3, 2014 by pady_1

1 answer

During translation in prokaryotes, which sequence lies 5' to the AUG initiation codon and is the binding site for the 30S ribosomal subunit ?

asked Apr 3, 2014 by pady_1

1 answer

Which amino acids are represented by a single codon ?

asked Apr 3, 2014 by pady_1

1 answer

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

asked Apr 3, 2014 by pady_1

1 answer

Which bond is formed between the anomeric carbon of the sugar and a nitrogen atom of the base of an ATP molecule ?

asked Apr 3, 2014 by pady_1

0 answers

Ask Questions, Get Answers