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TLS Online TPP Program

#Question id: 48

Which of the following statements regarding enantiomers true?

#Biochemistry

  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

More Questions
TLS Online TPP Program

#Question id: 18471

#Botany

Which of the following is not a method by which pathogens affect the yield of crops?
TLS Online TPP Program

#Question id: 18472

#Botany

Which of the following is not a method of the perpetuation of disease by the pathogen?
TLS Online TPP Program

#Question id: 18473

#Botany

Which of the following is not a method of reducing total biomass of crop?
TLS Online TPP Program

#Question id: 18474

#Botany

Which of the following is not related to Necrosis?
TLS Online TPP Program

#Question id: 10881

#Botany

In deep water, which of the following abiotic factors would most limit primary productivity?
TLS Online TPP Program

#Question id: 10885

#Botany

In a field experiment, autotrophs are provided a 14C-labelled carbon compound for photosynthesis. Radioactivity (14C) levels were then monitored at regular intervals in all the trophic levels. In which ecosystem is the radioactivity likely to be detected in longer time at the higher trophic level?