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TLS Online TPP Program

#Question id: 3855

In eukaryotes, which of the following modifications is made to a primary transcript prior to its transport out of the nucleus?

#SCPH28 | Zoology

  1. poly(A) tails added to the 3' end 

  2. 7-methyl guanosine caps added to the 5' end

  3. exon sequences, when present, are spliced out 

  4. all of these

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TLS Online TPP Program

#Question id: 9198

#SCPH28 | Zoology

Tropical forests are being converted to farm or pasture land at an alarming rate, and one major focus is on the biodiversity and the impact to these ecosystems. What is a direct benefit to humans that helps explain why these forests need to be preserved?
TLS Online TPP Program

#Question id: 41

#SCPH01 Biochemistry

Enzymes are biological catalysts that enhance the rate of reaction by:
TLS Online TPP Program

#Question id: 2953

#SCPH28 | Zoology

If a cell in the G1 phase is fused with a cell in the S phase, then
TLS Online TPP Program

#Question id: 810

#I Life Science/ Life Sciences Group – I-V

Which of the following statements concerning the process of spontaneous folding of proteins is false?
TLS Online TPP Program

#Question id: 595

#SCPH05 I Biotechnology

It is difficult to determine either Km or Vmax from a graph of velocity vs. substrate concentration because