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TLS Online TPP Program

#Question id: 5029

Which of the following was the least likely factor causing the Cambrian explosion?

#11. Evolution and Behavior

  1. the emergence of predator-prey relationships between animals

  2. the accumulation of diverse adaptations, such as shells and different modes of locomotion

  3. the movement of animals onto land

  4. the evolution of Hox genes that controlled development

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TLS Online TPP Program

#Question id: 15715

#12. Applied Biology

In embryogenesis a type of structure with no vascular connection with the maternal callus tissue or explants is formed
TLS Online TPP Program

#Question id: 15729

#12. Applied Biology

The Somatic Embryos regenerating from an explants or a callus are termed as
TLS Online TPP Program

#Question id: 15732

#12. Applied Biology

In the phases of callus growth which phase shows cells expansion increase.
TLS Online TPP Program

#Question id: 15734

#12. Applied Biology

In seed germination or seed culture process growth regulators are usually not necessary because, of
TLS Online TPP Program

#Question id: 15735

#12. Applied Biology

How meristem cultures are able to generate pathogen free plants. Choose the most appropriate statement.
TLS Online TPP Program

#Question id: 15736

#12. Applied Biology

In shoot regeneration which attribute may have an inhibitory effect on it