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TLS Online TPP Program

#Question id: 3876

Which one of the following is not true of the mRNA for ovalbumin?

#SCPH06 I Botany

  1. Exons are used for polypeptide synthesis.

  2. Introns are complementary to their adjacent exons and will form hybrids with them.

  3. The mature mRNA is substantially shorter than the corresponding region on the DNA.

  4. The mRNA is originally synthesized in the nucleus, but ends up in the cytoplasm.

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TLS Online TPP Program

#Question id: 1279

#SCPH06 I Botany

A tight junction is made up of which of the following proteins?

a. tricellulin                                                     b. occludin

c. claudin                                                         d. connexins
TLS Online TPP Program

#Question id: 23247

#SCPH06 I Botany

In pyrosequencing which molecule is actually detected?
TLS Online TPP Program

#Question id: 10877

#I Life Science/ Life Sciences Group – I-V

A 27-year-old man is breathing quietly. He then inhales as much air as possible and exhales as much air as he can, producing the spirogram shown in the previous figure. What is his expiratory reserve volume (in liters)? 
TLS Online TPP Program

#Question id: 15875

#SCPH05 I Biotechnology

Suspension cultures show both numerical and structural chromosomal changes such as;
TLS Online TPP Program

#Question id: 17207

#I Life Science/ Life Sciences Group – I-V

A novel protein from a deep sea archaebacterium was identified and sequenced. The sequence is expected to be widely divergent from known sequences. Which scoring matrix will produce the most appropriate alignment in a search for homologs in the NCBI database?