Practice Questions

TLS Online TPP Program

#Question id: 9578

Bergmann’s rule states that,

#10. Ecological Principles

Hot Temperatures Limit Many Species’ Distributions
among closely related endothermic (warm-blooded) vertebrates, those living in colder environments tend to have shorter appendages than those living in warmer environments.
among closely related mammals or birds, the largest species occurred at higher latitudes, where it is colder.
the frequency of the cyanide-producing form is less common in colder regions

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TLS Online TPP Program

#Question id: 11988

#10. Ecological Principles

If mayflies lay eggs on roads instead of in water, this behavior could involve which of the following?

TLS Online TPP Program

#Question id: 19364

#13. Methods in Biology

Which non-essential region of the lambda phage can be deleted without impairing viability?

TLS Online TPP Program

#Question id: 4913

#8. Inheritance Biology

Which one of the following statements is INCORRECT about cytoplasmic inheritance?

TLS Online TPP Program

#Question id: 3864

#3. Fundamental Processes

RNA polymerase:

TLS Online TPP Program

#Question id: 8850

#9. Diversity of Life Forms

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of