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TLS Online TPP Program

#Question id: 4948

RNA molecules can both carry genetic information and be catalytic. This supports the proposal that 

#XL - S Microbiology

  1. RNA was the first hereditary information.

  2. protobionts had an RNA membrane.

  3. RNA could make energy.

  4. free nucleotides would not have been necessary ingredients in the synthesis of new RNA molecules.

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TLS Online TPP Program

#Question id: 4803

#XL - T Zoology

Linked genes:
TLS Online TPP Program

#Question id: 8910

#XL - S Microbiology

Both animals and fungi are heterotrophic. What distinguishes animal heterotrophy from fungal heterotrophy is that only animals derive their nutrition
TLS Online TPP Program

#Question id: 19672

#XL - P Chemistry

It’s called ether when the alkyl groups connected to either side of the oxygen atom in an ether are different.
TLS Online TPP Program

#Question id: 20108

#XL - P Chemistry

Which of the following is zero during adiabatic expansion of the gas
TLS Online TPP Program

#Question id: 9612

#XL - R Botany

The best classification system is that which most closely