Practice Questions

TLS Online TPP Program

#Question id: 5681

What is the arrangement of microtubules in sperm flagellum?

#Unit 5. Developmental Biology

The core of the axoneme consists of two central singlet microtubules surrounded by a row of nine doublet microtubules.
The core of the axoneme consists of two central doublet microtubules surrounded by a row of nine singlet microtubules.
The core of the axoneme consists a row of nine central singlet microtubules surrounded by two doublet microtubules.
The core of the axoneme consists of two central triplet microtubules surrounded by a row of nine doublet microtubules.

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TLS Online TPP Program

#Question id: 47

#Unit 1. Molecules and their Interaction Relevant to Biology

If 30 J of energy is added to water in the form of heat at 27°C, what is the change in entropy of water?

TLS Online TPP Program

#Question id: 12781

#Unit 10. Ecological Principles

Subtraction of which of the following will convert gross primary productivity into net primary productivity?

TLS Online TPP Program

#Question id: 16479

#Unit 12. Applied Biology

Organotypic cultures are type of cultures which

TLS Online TPP Program

#Question id: 23674

#Unit 13. Methods in Biology

Why is Taq polymerase used in PCR rather than DNA polymerases from other sources?

TLS Online TPP Program

#Question id: 22948

#Unit 5. Developmental Biology

In the floral meristem, the FT-FD complex → SOC1 and AP1 → ____?___ gene expression