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TLS Online TPP Program

#Question id: 4140

Which of the following statements about bacterial mRNA is true?

#XL - T Zoology

  1. A ribosome usually initiates translation near the end of the mRNA that is synthesized last.

  2. An mRNA is never degraded but is passed on to the daughter cells at cell division.

  3. During polypeptide synthesis, ribosomes move along the mRNA in the direction 5'  3'.

  4. Ribosomes cannot initiate internally in a polycistronic transcript.

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TLS Online TPP Program

#Question id: 4906

#XL - R Botany

Shell coiling is a maternal effect phenotype controlled by S gene where S is dominant dextral phenotype over s sinistral phenotype. Dextral coiling Ss male snail was cross with sinistral coiling ss female snail, The phenotype of progeny is 
TLS Online TPP Program

#Question id: 19636

#XL - P Chemistry

Which of the following molecular formulae belongs to the alkyne series?
TLS Online TPP Program

#Question id: 8850

#XL - R Botany

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of
TLS Online TPP Program

#Question id: 20181

#XL - P Chemistry

Rutherford’s atomic model suggests the existence
TLS Online TPP Program

#Question id: 19513

#XL - P Chemistry

The smallest ion among the following is