Biology for Engineers Quiz
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Which of the following act like catalyst
A. m-RNA
B. t-RNA
C. r-RNA
D. both a and b
Mechanism of DNA replication involves the following
A. Recognition of initial point only
B. Unwinding of DNA only
C. RNA priming only
D. All of the above
A long polymer of deoxyribonucleotides is known as
A. DNA
B. RNA
C. BOTH A AND B
D. Neither A nor B
Study of inheritance and variation is known as
A. physiology
B. pharmocology
C. Anatomy
D. genetics
Mechanism of DNA replication involves the following enzymes
A. Helicase only
B. DNA polymerase only
C. Primase only
D. All of the above
The following are the important steps in the transcription
A. Initiation only
B. Elongation only
C. Termination only
D. all the above
The process by which RNA is synthesized from DNA template is known as
A. Replication
B. Transcription
C. Translation
D. condensation
Haploid consists
A. two sets off genes
B. one set of genes
C. three sets off genes
D. cannot say
TATA box concept is present in the following
A. Eukaryotes
B. Prokaryotes
C. Both A and B
D. Neither A nor B
which of the following has fromulated some postulates as Mendels Law of inheritance
A. The law of dominance
B. The law of segregation
C. The law of independent
D. All of the above
Which of the following has clove leaf secondary structure
A. m-RNA
B. t-RNA
C. r-RNA
D. both a and b
During the gamete formation the number of chromosomes is reduced to
A. half
B. onethrid
C. one fourth
D. cannot say
Which of the following is the coding RNA
A. m-RNA
B. t-RNA
C. r-RNA
D. both a and b
6 Membered single ring bases in nucleotide are called
A. Purines
B. Pyrimidines
C. Both A and B
D. Neither A nor B
The movement of gene from one linage group to another is called
A. Inversion
B. Translocation
C. Duplication
D. Crossing over
Alleles are
A. different pheotype
B. true breeding homozygotes
C. different molecular forms of gene
D. heterozygotes
Which of the following is an example of anabolic pathway
A. Conversion of acetic acid to cholesterol
B. Formation of starch from glucose
C. both and b
D. none
Lack of independent assortment of two geness A and B in fruit fly – Drosophila is due to
A. Replusion
B. Recombtion
C. Linage
D. Crossing over
The exchange of segments of non sister chromatids betweeen chromosomes of a homologus
A. transfformation
B. Translocation
C. crossing over
D. chromosomal aberration
genes are located on specific location on chromosomes called
A. locus
B. genus
C. phylum
D. order
Polymer of ribonucleotide is called
A. Ribonucleic acid
B. Deoxyribonucleic acid
C. Can not say
D. Both A and B
Which of the following are the non-coding RNA
A. Both tRNA and rRNA
B. Both tRNA and mRNA
C. Both rRNA and mRNA
D. None of the above
In DNA, which of the following is not present
A. Adenine
B. Thymine
C. Cytosine
D. uracil
9 membered double ring nitrogen bases in nucleotide are called
A. Purines
B. Pyrimidines
C. Both A and B
D. Neither A nor B
The following are comes under genetic disorders
A. Mendelian discorders
B. Chromosomal disorders
C. neither of the above
D. both of above
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