-
question_answer1)
DNA is a
A)
long polymer of deoxyribonucleotides done
clear
B)
short polymer of deoxyribonucleotides done
clear
C)
monomer polymer of deoxyribonucleotides done
clear
D)
long polymer of ribonucleotides done
clear
View Solution play_arrow
-
question_answer2)
If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is \[6.6\times {{10}^{9}}\] bp , then the length of the DNA is approximately
A)
2.5m done
clear
B)
2.2m done
clear
C)
2.7m done
clear
D)
2.0m done
clear
View Solution play_arrow
-
question_answer3)
Which of the following are all nucleotides?
A)
Adenosine, cytidilicacid, cytosine done
clear
B)
Adenylic acid, cytidilic acid, guanylic acid done
clear
C)
Cytidine, adenine, adenylic acid done
clear
D)
Uracil, thymidine, thymidylic acid done
clear
View Solution play_arrow
-
question_answer4)
A nucleoside differs from a nucleotide. It lacks the
A)
base done
clear
B)
sugar done
clear
C)
phosphate group done
clear
D)
hydroxyl group done
clear
View Solution play_arrow
-
question_answer5)
In a DNA strand the nucleotides are linked together by
A)
glycosidic bonds done
clear
B)
phosphodiester bonds done
clear
C)
peptide bonds done
clear
D)
hydrogen bonds done
clear
View Solution play_arrow
-
question_answer6)
In DNA 20% bases are adenine. What percentage of bases are pyrimidines?
A)
30% done
clear
B)
60% done
clear
C)
50% done
clear
D)
20% done
clear
View Solution play_arrow
-
question_answer7)
Nucleosome is the repeating unit of ................. in a nucleus.
A)
chromosome done
clear
B)
genes done
clear
C)
chromatin done
clear
D)
chromatosome done
clear
View Solution play_arrow
-
question_answer8)
Nucleosome consists of
A)
nucleolus done
clear
B)
genes done
clear
C)
microfilaments done
clear
D)
histones done
clear
View Solution play_arrow
-
question_answer9)
The packaging of chromatin at higher level requires an additional set of proteins that are collectively referred to as
A)
histone proteins done
clear
B)
non-histone proteins done
clear
C)
basic proteins done
clear
D)
histone octamer done
clear
View Solution play_arrow
-
question_answer10)
Lightly stained part of chromatin which remains loosely packed is
A)
euchromatin done
clear
B)
heterochromatin done
clear
C)
chromatosome done
clear
D)
chromonemata done
clear
View Solution play_arrow
-
question_answer11)
Densely packed and stain transcriptionally inactive part of chromatin is
A)
euchromatin done
clear
B)
chromatosome done
clear
C)
heterochromatin done
clear
D)
chromosome done
clear
View Solution play_arrow
-
question_answer12)
Who introduced the transforming principle?
A)
Frederick Griffith done
clear
B)
Oswald Avery done
clear
C)
Colin MacLeod done
clear
D)
Maclyn McCarty done
clear
View Solution play_arrow
-
question_answer13)
S-type strain of Streptococcus pneumonia is
A)
capsulated, virulent, smooth done
clear
B)
non-capsulated, avirulent, rough done
clear
C)
capsulated, avirulent, rough done
clear
D)
non-capsulated, virulent, smooth done
clear
View Solution play_arrow
-
question_answer14)
What happened when heat-killed S cells along with live R cells were injected into mice?
A)
Mice survived and showed live S cells done
clear
B)
Mice died and showed live S cells done
clear
C)
Mice survived and showed live R cells done
clear
D)
Mice died and showed live R cells done
clear
View Solution play_arrow
-
question_answer15)
Transformation experiment of Griffith was proved by
A)
Griffith himself done
clear
B)
Avery, MacLeod, McCarty done
clear
C)
Meselson done
clear
D)
Beadle and Tatum done
clear
View Solution play_arrow
-
question_answer16)
The result of which of the following reaction experiments carried out by Avery et at, on Streptococcus pneumonia has proved conclusively that DNA is the genetic material?
A)
Live R-strain + DNA from S-strain + RNase done
clear
B)
Live R-strain + DNA from S-strain + DNase done
clear
C)
Live R-strain + Denatured DNA of S-strain +protease done
clear
D)
Heat killed R-strain + DNA from S-strain + DNase done
clear
View Solution play_arrow
-
question_answer17)
Hershey and Chase used \[^{35}S\text{ }an{{d}^{32}}P\] to prove that DNA is the genetic material. Their experiments proved that DNA is genetic material because
A)
progeny viruses retained \[^{32}P,\text{ }but\text{ }no{{t}^{32}}S\] done
clear
B)
retention of \[^{32}P\] in progeny viruses indicated that DNA was passed on done
clear
C)
loss of \[^{32}S\] in progeny viruses indicated that proteins were not passed on done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer18)
Match the following columns.
| Column I | | Column II |
A | F Miescher | 1 | Nuclein |
B | Griffith | 2 | Streptococcus pneumoniae |
C | Hershey and Chase | 3 | Bacteriophage |
D | Watson and Crick | 4 | DNA double helix |
Codes
A)
A-2 B-4 C-3 D-1 done
clear
B)
A-1 B-4 C-3 D-2 done
clear
C)
A-1 B-2 C-3 D-4 done
clear
D)
A-1 B-3 C-4 D-2 done
clear
View Solution play_arrow
-
question_answer19)
Which group present in RNA nucleotide is very reactive and makes RNA liable and easily degradable than DNA?
A)
3-OH' group at every nucleotide done
clear
B)
2-OH' group on ribose sugar done
clear
C)
3-OH' group on ribose sugar done
clear
D)
4-OH' group on ribose sugar done
clear
View Solution play_arrow
-
question_answer20)
A molecule to act as a genetic material has the following properties |
I. should be able to replicate. |
II. should be structurally more stable. |
III. should be more reactive and labile. |
IV. should provide scope for slow changes. |
Choose the correct option. |
A)
I, II and III are correct done
clear
B)
III alone is correct done
clear
C)
III and IV are correct done
clear
D)
I, II and IV are correct done
clear
View Solution play_arrow
-
question_answer21)
The first genetic material could be
A)
protein done
clear
B)
carbohydrates done
clear
C)
DNA done
clear
D)
RNA done
clear
View Solution play_arrow
-
question_answer22)
Which one of the following option is correct? |
I. DNA has evolved from RNA with chemical modifications. |
II. DNA being complementary double-stranded resists changes by a process of repair. |
III. RNA being a catalyst is reactive and unstable. |
A)
I and II done
clear
B)
II and III done
clear
C)
I and III done
clear
D)
I, II and III done
clear
View Solution play_arrow
-
question_answer23)
Who experimentally proved the semiconservative mode of DNA replication?
A)
Mathew Meselson done
clear
B)
Franklin Stahl done
clear
C)
Both [a] and [b] done
clear
D)
Watson and Crick done
clear
View Solution play_arrow
-
question_answer24)
If Meselson and Stahl's experiment is continued for four generations in bacteria, the ratio of \[^{15}N\]/\[^{15}N\]: \[^{15}N\]/\[^{14}N\]: \[^{14}N\]/\[^{14}N\] containing DNA in the fourth generation would be (NCERT Exemplar)
A)
1:1:0 done
clear
B)
1:4:0 done
clear
C)
0:1:3 done
clear
D)
0:1:7 done
clear
View Solution play_arrow
-
question_answer25)
Given diagram depicts the experiment of Meselson and Stahl. Identify the type of isotopic DNA formed after 40 minutes {A, B, C and Z)). |
|
A)
\[A{{-}^{14}}N-DNA,\text{ }B{{-}^{15}}N-DNA,\text{ }C{{-}^{14}}N-DNA,\text{ }D{{-}^{15}}N-DNA\] done
clear
B)
\[A{{-}^{14}}N-DNA,\text{ }B{{-}^{15}}N-DNA,\text{ }C{{-}^{14}}N-DNA,\text{ }D{{-}^{14}}N-DNA\] done
clear
C)
\[A{{-}^{14}}N-DNA,\text{ }B{{-}^{14}}N-DNA,\text{ }C{{-}^{15}}N-DNA.\text{ }D{{-}^{15}}N-DNA\] done
clear
D)
\[A{{-}^{14}}N-DNA,\text{ }B{{-}^{15}}N-DNA,\text{ }C{{-}^{15}}N-DNA,\text{ }D{{-}^{15}}N-DNA\] done
clear
View Solution play_arrow
-
question_answer26)
During DNA replication, okazaki fragments are used to elongate
A)
the leading strand towards replication fork done
clear
B)
the lagging strand towards replication fork done
clear
C)
the leading strand away from replication fork done
clear
D)
the lagging strand away from the replication fork done
clear
View Solution play_arrow
-
question_answer27)
During DNA replication, the term leading strand is applied to the one which replicates in 5' \[\to \]s 3' direction continuously.
A)
True done
clear
B)
False done
clear
C)
Cannot say done
clear
D)
Partially true or false done
clear
View Solution play_arrow
-
question_answer28)
Discontinuous synthesis of DNA occurs in one strand, because
A)
DNA molecule being synthesised is very long done
clear
B)
DNA-dependent DNA polymerase catalyses polymerisation only in one direction (5'\[\to \] 3') done
clear
C)
it is a more efficient process done
clear
D)
DNA ligase has to have a role done
clear
View Solution play_arrow
-
question_answer29)
Deoxyribonucleoside triphosphate serves dual purposes of |
I. acting as substrate. |
II. acting as an enzyme. |
III. providing energy for polymerisation. |
IV. increasing the rate of reaction. |
Choose the correct option. |
A)
I and II done
clear
B)
II and III done
clear
C)
III and IV done
clear
D)
I and III done
clear
View Solution play_arrow
-
question_answer30)
The process of copying genetic information from one strand of the DNA into RNA is termed as
A)
translation done
clear
B)
transamination done
clear
C)
replication done
clear
D)
transcription done
clear
View Solution play_arrow
-
question_answer31)
Both the strands of DNA are not copied during transcription because RNA molecules with different sequence will be formed.
A)
True done
clear
B)
False done
clear
C)
Cannot say done
clear
D)
Partially true or false done
clear
View Solution play_arrow
-
question_answer32)
In given diagram, find out A-E. Transcription start site |
|
A. Promoter site |
B. Structural gene |
C. Terminator site |
D. Template strand |
E. Coding strand |
Codes
A)
A-5 B-1 C-4 D-2 E-3 done
clear
B)
A-5 B-1 C-4 D-3 E-2 done
clear
C)
A-5 B-4 C-1 D-2 E-3 done
clear
D)
A-1 B-4 C-5 D-2 E-3 done
clear
View Solution play_arrow
-
question_answer33)
If the coding strand has the sequence 5 '-ATCGATCG-3' then find out the sequence of non-coding strand.
A)
3'-TAGCTAGC-5' done
clear
B)
5'-TACGTACG-3' done
clear
C)
5'-UAGGUACG-3' done
clear
D)
5'-UACFUACG-3' done
clear
View Solution play_arrow
-
question_answer34)
The segment of DNA coding for a polypeptide is called.........
A)
muton done
clear
B)
recon done
clear
C)
cistron done
clear
D)
exon done
clear
View Solution play_arrow
-
question_answer35)
With regard to mature mRNA in eukaryotes
A)
exons and introns do not appear in the mature RNA done
clear
B)
exons appear, but introns do not appear in the mature RNA done
clear
C)
introns appear, but exons do not appear in the mature RNA done
clear
D)
Both exons and introns appear in the mature RNA done
clear
View Solution play_arrow
-
question_answer36)
Match the following RNA polymerases with their transcribed products.
|
Column I |
|
Column II |
A |
RNA polymerase-I |
1 |
tRNA, 5sr RNA, snRNAs |
B |
RNA polymerase-II |
2 |
rRNA (28S, 18S and 5.8S) |
C |
RNA polymerase-III |
3 |
hnRNA |
Codes
A)
A-1 B-3 C-2 done
clear
B)
A-1 B-2 C-3 done
clear
C)
A-2 B-3 C-1 done
clear
D)
A-3 B-2 C-1 done
clear
View Solution play_arrow
-
question_answer37)
Match the following columns.
| Column I | | Column II |
A | Sigma factor | 1 | Termination |
B | Capping | 2 | Initiation |
C | Tailing | 3 | Methyl guanosine triphosphate is added to 5' end |
D | Rho factor | 4 | Adenylate residues are added at 3' end |
Codes
A)
A-4 B-1 C-2 D-3 done
clear
B)
A-2 B-3 C-4 D-1 done
clear
C)
A-1 B-3 C-4 D-2 done
clear
D)
A-3 B-2 C-1 D-4 done
clear
View Solution play_arrow
-
question_answer38)
Genetic code
A)
is a relationship between sequence of DNA or mRNA to polypeptide done
clear
B)
triplet base on mRNA done
clear
C)
determines the sequence of amino acid in polypeptide done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer39)
From the following, identify the correct combination of salient features of genetic code.
A)
Universal, non-ambiguous, overlapping done
clear
B)
Degenerate, overlapping, commaless done
clear
C)
Universal, ambiguous, degenerate done
clear
D)
Degenerate, universal, non-ambiguous done
clear
View Solution play_arrow
-
question_answer40)
Because most of the amino acids are represented by more than one codon, the genetic code is
A)
overlapping done
clear
B)
wobbling done
clear
C)
degenerate done
clear
D)
generate done
clear
View Solution play_arrow
-
question_answer41)
Codons are non-ambiguous, which means that one codon codes for
A)
more than one amino acid done
clear
B)
two amino acids done
clear
C)
Only one amino acid done
clear
D)
non-sense amino acid done
clear
View Solution play_arrow
-
question_answer42)
The terminator codons are
A)
UAA, UAG, UGA done
clear
B)
AUG, UAG, UGA done
clear
C)
UAC, AUG, UAG done
clear
D)
DCC, UAA, CAC done
clear
View Solution play_arrow
-
question_answer43)
Match the names of triplet codons listed under Column I with the amino acids given under Column II.
| Column I | | Column II |
| (Triplet codons) | | (Amino acids) |
A | UUU | 1 | Alanine |
B | CCC | 2 | Glycine |
C | AAA | 3 | Lysine |
D | GGG | 4 | Proline |
| | 5 | Phenylalanine |
Codes
A)
A-4 B-5 C-2 D-3 done
clear
B)
A-5 B-4 C-3 D-2 done
clear
C)
A-1 B-3 C-4 D-5 done
clear
D)
A-2 B-3 C-4 D-5 done
clear
View Solution play_arrow
-
question_answer44)
Point mutation may occur due to
A)
alteration in DNA sequence done
clear
B)
change in a single base pair of DNA done
clear
C)
deletion of a segment of DNA done
clear
D)
gain of a segment in DNA done
clear
View Solution play_arrow
-
question_answer45)
Which mutation of the genetic bases gives the proof that codon is triplet and reads in a contagious manner?
A)
Frame-shift mutation done
clear
B)
Point mutation done
clear
C)
Both [a] and [b] done
clear
D)
Inversion mutation done
clear
View Solution play_arrow
-
question_answer46)
What is/are true about tRNA? |
I. It binds with an amino acid at its 3' end. |
II. It has five double-stranded regions. |
III. It has a codon at one end which recognises the anticodon on messenger RNA. |
IV. It looks like clover leaf in the three dimensional structure. |
Codes |
A)
I only done
clear
B)
II and III done
clear
C)
III and IV done
clear
D)
I and IV done
clear
View Solution play_arrow
-
question_answer47)
The process of polymerisation of amino acids to form a polypeptide is
A)
transcription done
clear
B)
replication done
clear
C)
translation done
clear
D)
polymerization done
clear
View Solution play_arrow
-
question_answer48)
The first phase of translation is
A)
recognition of DNA molecule done
clear
B)
aminoacylation of tRNA done
clear
C)
recognition of an anticodon done
clear
D)
binding of mRNA to ribosome done
clear
View Solution play_arrow
-
question_answer49)
Charging (aminoacylation) of RNA involves the attachment of
A)
aminoacid to mRNA done
clear
B)
aminoacid to tRNA done
clear
C)
amino acid to rRNA done
clear
D)
acidic amino acid to ribosome done
clear
View Solution play_arrow
-
question_answer50)
Aminoacylation of tRNA is essential for
A)
replication of RNA done
clear
B)
formation of peptide bond done
clear
C)
splicing done
clear
D)
initiation of transcription done
clear
View Solution play_arrow
-
question_answer51)
Which loop of tRNA helps in binding to ribosome?
A)
D-loop done
clear
B)
T-loop done
clear
C)
Variable loop done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer52)
To initiate translation, the mRNA first binds to
A)
the smaller ribosomal subunit done
clear
B)
the larger ribosomal subunit done
clear
C)
the whole ribosome done
clear
D)
No such specificity exists done
clear
View Solution play_arrow
-
question_answer53)
If the base sequence of a codon in mRNA is 5'-AUG-3', the sequence of mRNA pairing with it must be
A)
5'-UAC-3' done
clear
B)
S'-CAU-3' done
clear
C)
5'-AUG-3' done
clear
D)
S'-GUA-3' done
clear
View Solution play_arrow
-
question_answer54)
UTRs present on wRNA refer to untranslated regions at 5' end.
A)
True done
clear
B)
False done
clear
C)
Cannot say done
clear
D)
Partially true or false done
clear
View Solution play_arrow
-
question_answer55)
The regulation of gene expression in eukaryotes can be exerted at |
I. transcriptional level. |
II. processing level. |
III. transport of mRNA (from nucleus to cytoplasm). |
IV. translational level. |
Choose the correct combination to complete the statement. |
A)
I and II done
clear
B)
II and III done
clear
C)
III and IV done
clear
D)
All of these done
clear
View Solution play_arrow
-
question_answer56)
The accessibility of the promoter regions of prokaryotic DNA is (in many cases) regulated by the interaction of proteins with the sequences termed as
A)
regulator done
clear
B)
promoter done
clear
C)
operator done
clear
D)
structural genes done
clear
View Solution play_arrow
-
question_answer57)
Operon is
A)
a set of closely linked genes, regulating a metabolic pathway in prokaryotes done
clear
B)
the sequence of three nitrogen bases determining a single amino acid done
clear
C)
the sequence of nitrogen bases in mRNA, which codes for a single amino acid done
clear
D)
a gene responsible for switching on or off other genes done
clear
View Solution play_arrow
-
question_answer58)
All of the following are part of an operon except
A)
an operator done
clear
B)
a promoter done
clear
C)
an enhancer done
clear
D)
structural genes done
clear
View Solution play_arrow
-
question_answer59)
In regulation of gene expression in prokaryotes, |
I. lactose acts as a suppressor for the gene expression. |
II. tryptophan acts as an inducer for the gene expression. |
III. regulatory gene is the one that produces the represser molecule. |
Choose the options containing correct statements. |
A)
Only I done
clear
B)
Only II done
clear
C)
Only III done
clear
D)
I and II done
clear
View Solution play_arrow
-
question_answer60)
Genes which are responsible for the synthesis of a polypeptide chain are called
A)
structural gene done
clear
B)
operator gene done
clear
C)
promoter gene done
clear
D)
regulator gene done
clear
View Solution play_arrow
-
question_answer61)
Identify A, B, C and D in the given diagram of a lac operon. |
|
A)
A-Regulatorygene, B-Promoter, C-Operator, D-Structural gene done
clear
B)
A-Regulatory gene, B-Promoter, C-Structural gene, D-Operator done
clear
C)
A-Regulatory gene, B-Structural gene, C-Pormoter, D-Operator done
clear
D)
A-Regulatory gene, B-Structural gene, C-Operator gene, D-Promoter gene done
clear
View Solution play_arrow
-
question_answer62)
Match the following genes of the lac operon with their respective products.
| Column I | | Column II |
A | i gene | 1 | \[\beta \]-galactosidase |
B | z gene | 2 | Permease |
C | a gene | 3 | Represser |
D | y gene | 4 | Transacetylase |
Codes
A)
A-1 B-2 C-3 D-4 done
clear
B)
A-3 B-1 C-4 D-2 done
clear
C)
A-3 B-4 C-1 D-2 done
clear
D)
A-1 B-3 C-2 D-4 done
clear
View Solution play_arrow
-
question_answer63)
In E. coli the lac operon gets switched on when
A)
lactose is present and it binds to the represser done
clear
B)
represser binds to operator done
clear
C)
RNA polymerase binds to the operator done
clear
D)
lactose is present and it binds to RNA polymerase done
clear
View Solution play_arrow
-
question_answer64)
Which type of regulation takes place in lac operon by represser?
A)
Positive regulation done
clear
B)
Neutral regulation done
clear
C)
Negative regulation done
clear
D)
Both [a] and [c] done
clear
View Solution play_arrow
-
question_answer65)
Which of the following option is wrong for Human Genome Project (HGP)?
A)
It was launched in the year 1990 and was called Big project done
clear
B)
It is closely associated with bioinformatics done
clear
C)
It aims to identify all 20000-25000 genes in human DNA done
clear
D)
It will help in developing new ways to diagnose treat and someday prevent disorders affecting humans done
clear
View Solution play_arrow
-
question_answer66)
As per the human genome project, the exact number of nucleotides contained in human genome is
A)
316.7 million done
clear
B)
3163.7 million done
clear
C)
3162.7 million done
clear
D)
3160.7 million done
clear
View Solution play_arrow
-
question_answer67)
The institutes, that played a key role in coordinating the human genome project were
A)
European Department of Energy done
clear
B)
US Department of Energy done
clear
C)
National Institute of Health done
clear
D)
Both [b] and [c] done
clear
View Solution play_arrow
-
question_answer68)
Match the following columns.
| Column I | | Column II |
A | Expressed sequence tags | 1 | Genes that are expressed as RNA |
B | Sequence annotation | 2 | Location on genome where single base of DNA differs |
C | Automated DNA sequences | 3 | Work on the principle developed by Frederick Sanger |
D | Single polymorphis | 4 | Sequencing the whole genome and later assigning different regions in the sequence of function |
Codes
A)
A-1 B-4 C-3 D-2 done
clear
B)
A-1 B-2 C-3 D-4 done
clear
C)
A-4 B-2 C-1 D-3 done
clear
D)
A-3 B-1 C-2 D-4 done
clear
View Solution play_arrow
-
question_answer69)
Commonly used vectors for cloning in human genome project are |
I. YAC (Yeast Artificial Chromosome) |
II. BAC (Bacterial Artificial Chromosome) |
III. PAC (Plasmic Artificial Chromosome) |
IV. GMO (Genetically Modified Organism) |
Choose the correct option. |
A)
I and II done
clear
B)
II and III done
clear
C)
III and lV done
clear
D)
I and lV done
clear
View Solution play_arrow
-
question_answer70)
The human chromosome with the highest and least number of genes in them are respectively (NCERT Exemplar)
A)
chromosome 21 and Y done
clear
B)
chromosome 1 and X done
clear
C)
chromosome 1 and Y done
clear
D)
chromosome X and Y done
clear
View Solution play_arrow
-
question_answer71)
In humans, |
I. non-coding DNA is abundant. |
II. less than 2% of genome codes for protein. |
III. the function of more than 50% genes are unknown. |
IV. total number of genes is 30000. |
Choose the correct option. |
A)
I, II, III and IV done
clear
B)
I and III done
clear
C)
I, II and IV done
clear
D)
I, II and III done
clear
View Solution play_arrow
-
question_answer72)
The technique of DNA fingerprinting was initially developed by
A)
Lalji Singh done
clear
B)
Alee Jeffrey done
clear
C)
Frederick Sanger done
clear
D)
Jacob and Monod done
clear
View Solution play_arrow
-
question_answer73)
DNA fingerprinting involves identifying the differences in some specific regions in DNA sequence called
A)
non-repetitive DNA done
clear
B)
coding DNA done
clear
C)
non-coding DNA done
clear
D)
repetitive DNA done
clear
View Solution play_arrow
-
question_answer74)
The bulk of DNA (other than repetitive) forms major peaks during density gradient centrifugation. The other small peaks are referred to as
A)
satellite DNA done
clear
B)
non-satellite DNA done
clear
C)
exonic DNA done
clear
D)
intronic DNA done
clear
View Solution play_arrow
-
question_answer75)
Satellite DNA or repetitive DNA
A)
do not code for any protein done
clear
B)
form a large portion of human genome done
clear
C)
shows high degree of polymorphism done
clear
D)
All of the above done
clear
View Solution play_arrow
-
question_answer76)
VNTRs are the key factor in DNA profiling because
A)
the length of the regions having VNTRs is different in each individual done
clear
B)
the length of the regions having VNTRs is same in each individual done
clear
C)
they have nucleotide done
clear
D)
short pieces of nucleotides are same in all persons done
clear
View Solution play_arrow
-
question_answer77)
Tandem repeat DNA |
I. is classified as microsatellites and mini satellites. |
II. normally does not code for any protein. |
III. shows polymorphism. |
IV. is used in fingerprinting. |
Choose the correct option. |
A)
I and III done
clear
B)
I, II and III done
clear
C)
I, III and IV done
clear
D)
I, II, III and IV done
clear
View Solution play_arrow
-
question_answer78)
Process used for amplification or multiplication of DNA during fingerprinting is
A)
Polymerase Chain Reaction (PCR) done
clear
B)
Nesslerisation done
clear
C)
Southern blotting done
clear
D)
Northern blotting done
clear
View Solution play_arrow
-
question_answer79)
During DNA fingerprinting, the radioactive probes degrade the DNA.
A)
True done
clear
B)
False done
clear
C)
Cannot say done
clear
D)
Partially true or false done
clear
View Solution play_arrow