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TLS Online TPP Program

#Question id: 11963

Which of the following is generally true?

#I Life Science/ Life Sciences Group – I-V
  1. all types of foods begin their enzymatic digestion in the mouth
  2. after leaving the oral cavity, the bolus enters the larynx
  3. the epiglottis prevents swallowed food from entering the trachea
  4. the trachea leads to the esophagus and then to the stomach
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TLS Online TPP Program

#Question id: 947

#SCPH06 I Botany

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

#Question id: 17206

#SCPH01 Biochemistry

In regular expressions, which of the following pair of pattern is wrongly matched with its significance?
TLS Online TPP Program

#Question id: 2603

#SCPH05 I Biotechnology

If no ribosome begins translation of the leader peptide AUG, the hairpin forms by pairing of sequences 1 and 2, preventing formation of the 2 –3 hairpin, and allowing formation of the hairpin at sequences 3 –4, the condition is
TLS Online TPP Program

#Question id: 12938

#SCPH06 I Botany

What is the main advantage of using Yeast Artificial Chromosome based vector over other vectors?
1. It has ability to clone very large fragments of DNA.
2. YAC vectors do not contain origin of replication sites 
3. It has insert  range up to 2000 kb.
4. It help in genome mapping and sequencing projects.
TLS Online TPP Program

#Question id: 569

#SCPH28 | Zoology

A small molecule that decreases the activity of an enzyme by binding to a site other than the catalytic site is termed a(n):