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TLS Online TPP Program

#Question id: 13039

 Which of the following is incorrect about a microarray?

#SCPH01 Biochemistry
  1. It is a slide attached with a high-density array of immobilized DNA oligomers representing the entire genome of the species under study 
  2. Array of immobilized DNA oligomers cannot be cDNAs
  3. Each oligomer is spotted on the slide and serves as a probe for binding to a unique complementary cDNA 
  4. It is the most commonly used global gene expression profiling method
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TLS Online TPP Program

#Question id: 1786

#SCPH05 I Biotechnology

Which of the enzyme can cleave C3 and C4 complement protein
TLS Online TPP Program

#Question id: 3555

#SCPH01 Biochemistry

In watermelons, bitter fruit (B) is dominant over sweet fruit (b), and yellow spots (S) are dominant over no spots (s). The genes for these two characteristics assort independently. A homozygous plant that has bitter fruit and yellow spots is crossed with a homozygous plant that has sweet fruit and no spots. If an F1 plant is cross with the heterozygous for bitter and no spots, what phenotypes ratio are expected in the offspring?
TLS Online TPP Program

#Question id: 19201

#SCPH06 I Botany

Biocatalytic reactions that can be assayed by ion-selective electrode biosensors could be
1. Conversion of urea into ammonium ions
2. Lipid breakdown into fatty acids and hydrogen ions
3. Conversion of glucose into gluconic acid
4. Glucose breakdown into acetyl coA
Which of the above statements are incorrect?
TLS Online TPP Program

#Question id: 947

#SCPH28 | Zoology

 Which is not part of the synthesis reactions for histidine?
TLS Online TPP Program

#Question id: 12948

#SCPH05 I Biotechnology

Proteolytic cleavage of DNA polymerase by subtilisin caused loss of its nick translation activity. Which of the following properties is lost?