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TLS Online TPP Program

#Question id: 12703

In the plants, due to mutation in the mitochondrial genome causing cytoplasmic male sterility can be influenced by the nuclear gene (Rf),  which is dominant over the cytoplasmic mitochondrial genome. If a male sterile plant  is pollinated by the fertile male plant with homozygous (Rf)condition, the progeny obtained in F1 will have

#SCPH12 I Genetics
  1. All fertile progeny will be formed
  2. 50% of the progeny will be fertile and 50% progeny will be sterile, but pollinated with the fertile plants
  3. All sterile progeny will be formed but pollinated with the fertile plants
  4. 50% of the progeny will be fertile and 50% progeny will be sterile, but pollinated with the non-fertile plants

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TLS Online TPP Program

#Question id: 8689

#SCPH06 I Botany

Which of the following statements best describes the rationale for applying the principle of maximum parsimony in constructing phylogenetic trees?
TLS Online TPP Program

#Question id: 19368

#SCPH28 | Zoology

Second phase genetic engineering is done for production of
1. Insulin
2. Abiotic or biotic stress crop
3. Resistant/tolerant plants
Which of the above are correct?
TLS Online TPP Program

#Question id: 2615

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

What are the effects shown in trp operon if we fused regulatory region of lac with structural genes of trp; which one is incorrect,
TLS Online TPP Program

#Question id: 683

#SCPH28 | Zoology

Which factor does not help to explain why many proteins exhibit quaternary structure?
TLS Online TPP Program

#Question id: 1632

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

A single plasma cell secretes: