Practice Questions

TLS Online TPP Program

#Question id: 5074

The "mid-blastula transition" is the point in development when:

#SCPH01 Biochemistry

translation of maternal mRNA is initiated.
cell determination becomes fixed.
cell division in the embryo ends.
transcription of zygotic genes begins.

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TLS Online TPP Program

#Question id: 15876

#SCPH05 I Biotechnology

The following growth regulators (GRs)- auxins, cytokinins, ABA and GA3 are used in plant tissue culture, The common range of concentrations used are as follows:

GROWTH REGULATOR(GRs) CONCENTERATION

A) AUXIN i) 0.1-3 mg/L

B) GA3 ii) 0.2 mg/L

C) CYTOKININ iii) 0.1-1 mg/L

TLS Online TPP Program

#Question id: 15876

#SCPH05 I Biotechnology

The following growth regulators (GRs)- auxins, cytokinins, ABA and GA3 are used in plant tissue culture, The common range of concentrations used are as follows:

GROWTH REGULATOR(GRs) CONCENTERATION

A) AUXIN i) 0.1-3 mg/L

B) GA3 ii) 0.2 mg/L

C) CYTOKININ iii) 0.1-1 mg/L

TLS Online TPP Program

#Question id: 15877

#SCPH05 I Biotechnology

Zinc as micronutrient is used in culture media for____

TLS Online TPP Program

#Question id: 15877

#SCPH05 I Biotechnology

Zinc as micronutrient is used in culture media for____

TLS Online TPP Program

#Question id: 15878

#SCPH05 I Biotechnology

A vitamin which has been found to inhibit callus formation and improve growth and quality of shoots.

TLS Online TPP Program

#Question id: 15878

#SCPH05 I Biotechnology

A vitamin which has been found to inhibit callus formation and improve growth and quality of shoots.