Phylogenies can be used to test whether speciation has been sympatric or allopatric. Following figure shown a new species arises by allopatric speciation, its nearest relative will usually live in a different geographic area, such as in a nearby lake. Which of the following phylogenetic tree is correct?

TLS Online TPP Program

#Question id: 3875

#Unit 3. Fundamental Processes

Splicing of introns in nuclear mRNA primary transcripts requires:

TLS Online TPP Program

#Question id: 3876

#Unit 3. Fundamental Processes

Which one of the following is not true of the mRNA for ovalbumin?

TLS Online TPP Program

#Question id: 3877

#Unit 3. Fundamental Processes

Differential RNA processing may result in:

TLS Online TPP Program

#Question id: 3878

#Unit 3. Fundamental Processes

Which of the following statements about the synthesis of rRNA and tRNA in E. coli is true?

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#Question id: 3879

#Unit 3. Fundamental Processes

Which of the following is not usually essential for the catalytic activity of ribozymes?

TLS Online TPP Program

#Question id: 3880

#Unit 3. Fundamental Processes

Which one of the following properties of the L-19 IVS ribozyme is not shared with enzymes that are purely protein?