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TLS Online TPP Program

#Question id: 4128

Which of the following statements about tRNA molecules is false?

#SCPH28 | Zoology

  1. A, C, G, and U are the only bases present in the molecule.

  2. Although composed of a single strand of RNA, each molecule contains several short, double-helical regions.

  3. Any given tRNA will accept only one specific amino acid.

  4. The amino acid attachment is always to an A nucleotide at the 3' end of the molecule.

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TLS Online TPP Program

#Question id: 14171

#SCPH05 I Biotechnology

The growth of baker’s yeast (S. cerevisiae) on glucose may be simply described by the following equation:

In a batch reactor of volume 10^5 l, the final desired yeast concentration is 50 gdw/l. Using the above reaction stoichiometry. Determine the concentration and total amount of glucose in the nutrient medium?
TLS Online TPP Program

#Question id: 10515

#SCPH05 I Biotechnology

Insect-derived elicitors is,
TLS Online TPP Program

#Question id: 4343

#SCPH28 | Zoology

Suppose an experimenter becomes proficient with a technique that allows her to move DNA sequences within a prokaryotic genome. If a researcher moves the repressor gene (lacI), along with its promoter, to a position at some several thousand base pairs away from its normal position, which of the following results would be expected?
TLS Online TPP Program

#Question id: 18889

#SCPH01 Biochemistry

In light microscopy, which of the following is used as fixatives prior to staining technique?
TLS Online TPP Program

#Question id: 16105

#SCPH28 | Zoology

Which of the following is a human thermoregulatory response controlled by cholinergic sympathetic nerves?