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TLS Online TPP Program

#Question id: 48

Which of the following statements regarding enantiomers true?

#SCPH05 I Biotechnology

  1. All (+) enantiomers are levorotatory

  2. All (-) enantiomers rotate plane polarized light in a counterclockwise direction

  3. (+) and (-) enantiomers rotate plane polarized light in opposite directions

  4. All R enantiomers are dextrorotatory

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TLS Online TPP Program

#Question id: 11540

#SCPH28 | Zoology

A cell with membrane-bound proteins that selectively bind a specific hormone is called that hormone's ________.
TLS Online TPP Program

#Question id: 5019

#SCPH28 | Zoology

A major evolutionary episode that corresponds in time most closely with the formation of Pangaea was the
TLS Online TPP Program

#Question id: 1629

#SCPH01 Biochemistry

Clonal selection occurs when antigen is encountered by:
TLS Online TPP Program

#Question id: 5243

#SCPH06 I Botany

Auxotroph culture (His- and Lac-) culture of E. coli was mutagenised. On what media would one spread the mutagenised cells to select prototroph for both His+  and Lac+ cells?
TLS Online TPP Program

#Question id: 14520

#SCPH01 Biochemistry

Given =1/3 and 2/3 then P(B) is