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TLS Online TPP Program

#Question id: 2066

Which of the following statements describes a characteristic feature of a carrier protein in a plasma membrane?

#SCPH05 I Biotechnology

  1. It exhibits specificity for a particular type of molecule.

  2. It requires the expenditure of cellular energy to function.

  3. It works against diffusion.

  4. It has no hydrophobic regions.

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TLS Online TPP Program

#Question id: 3631

#SCPH01 Biochemistry

Six different mutations 1 to 6, from the following results of functional allelism tests whereby the mutants were crossed with each other, determine location of mutant gene.
TLS Online TPP Program

#Question id: 17280

#SCPH01 Biochemistry

During DNA isolation, phenol / chloroform extraction is performed to remove
TLS Online TPP Program

#Question id: 11206

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

Tetrodotoxin blocks voltage-gated sodium channels, and ouabain blocks sodium-potassium pumps. If you added both tetrodotoxin and ouabain to a solution containing neural tissue, what responses would you expect?
TLS Online TPP Program

#Question id: 1720

#SCPH01 Biochemistry

Which of the following statements is TRUE of lymphocytes?
TLS Online TPP Program

#Question id: 2680

#SCPH06 I Botany

What is alphoid DNA?