TLS Online TPP Program

#Question id: 3872


Processing of a primary mRNA transcript in a eukaryotic cell does not normally involve:

#SCPH06 I Botany
  1. attachment of a long poly(A) sequence at the 3' end.

  2. conversion of normal bases to modified bases, such as inosine and pseudouridine.

  3. excision of intervening sequences (introns).

  4. joining of exons.

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TLS Online TPP Program

#Question id: 15899

#SCPH05 I Biotechnology

Somatic embryos (SEs) regenerate from the tissues of other SEs or the parts of germinating SEs; such SEs are called

TLS Online TPP Program

#Question id: 15900

#SCPH05 I Biotechnology

During development of a somatic embryo from a single superficial cell of the explant, the cells of this meristematic mass continue to divide to give rise to the various stages of SEs. Which of the following is considered correct for the development of SEs?

TLS Online TPP Program

#Question id: 15900

#SCPH05 I Biotechnology

During development of a somatic embryo from a single superficial cell of the explant, the cells of this meristematic mass continue to divide to give rise to the various stages of SEs. Which of the following is considered correct for the development of SEs?

TLS Online TPP Program

#Question id: 15901

#SCPH05 I Biotechnology

The following features are included between the shoot buds and somatic embryo;

                                                                             FEATURES

A) SHOOT BUD                                 i) Originated from the many cells, usually superficial

B) SOMATIC EMBRYO                        ii) Polarity is defined as bipolar; both shoot and root poles present
                                                        iii) Vascular strands connected with those present in callus/explant
                                                       iv) Easily separated from the callus/explant
                                                        v) There is no vascular connection with callus/explant
Which of the following correctly represents the features of  shoot buds and somatic embryo?

TLS Online TPP Program

#Question id: 15901

#SCPH05 I Biotechnology

The following features are included between the shoot buds and somatic embryo;

                                                                             FEATURES

A) SHOOT BUD                                 i) Originated from the many cells, usually superficial

B) SOMATIC EMBRYO                        ii) Polarity is defined as bipolar; both shoot and root poles present
                                                        iii) Vascular strands connected with those present in callus/explant
                                                       iv) Easily separated from the callus/explant
                                                        v) There is no vascular connection with callus/explant
Which of the following correctly represents the features of  shoot buds and somatic embryo?

TLS Online TPP Program

#Question id: 15902

#SCPH05 I Biotechnology

The pair of hormones required for a callus to differentiate are____