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TLS Online TPP Program

#Question id: 4313

Which of the following statements best describes the characteristics of siRNA?

#SCPH05 I Biotechnology

  1. a double-stranded RNA, one of whose strands can complement and inactivate a sequence of mRNA

  2. a single-stranded RNA that can, where it has internal complementary base pairs, fold into cloverleaf patterns

  3. a double-stranded RNA that is formed by cleavage of hairpin loops in a larger precursor

  4. a portion of rRNA that allows it to bind to several ribosomal proteins in forming large or small subunits

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TLS Online TPP Program

#Question id: 14775

#SCPH06 I Botany

A bag contains 3 black and 5 white balls. One ball is drawn from the bag. What is the probability that the ball is not black ?
TLS Online TPP Program

#Question id: 13037

#SCPH28 | Zoology

Which of the following proteins will be most far away from the positively charged electrode during isoelectric focusing in a buffer with pH of 5?
TLS Online TPP Program

#Question id: 3686

#SCPH05 I Biotechnology

The short strand of ........ primer is required for the replication of DNA:
TLS Online TPP Program

#Question id: 4345

#SCPH05 I Biotechnology

For a repressible operon to be transcribed, which of the following conditions must occur?
TLS Online TPP Program

#Question id: 3630

#SCPH28 | Zoology

In the pearl-millet plant, color is determined by three alleles at a single locus: Rp1 (red), Rp2 (purple), and rp (green). Red is dominant over purple and green, and purple is dominant over green (Rp1 > Rp2 > rp). What will be expected phenotypes and ratios of offspring produced by the Rp1/rp × Rp2/rp crosses?