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#Question id: 4745


In some goats, the presence of horns is produced by an autosomal gene that is dominant in males and recessive in females. A horned female is crossed with a hornless male. The F1 offspring are intercrossed to produce the F2. What proportion of the F2 offspring will have horns?

#SCPH28 | Zoology
  1. 3/4                           

  2. 1/2               

  3. 1/4                   

  4. 3/8

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#Question id: 15875

#SCPH05 I Biotechnology

Suspension cultures show both numerical and structural chromosomal changes such as;

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
D) ABA

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
D) ABA

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#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.