Practice Questions

TLS Online TPP Program

#Question id: 8851

Why is territoriality an adaptive behavior for songbirds maintaining populations at or near their carrying capacity?

#Unit 9. Diversity of Life Forms

Songbirds expend a tremendous amount of energy defending territories so that they spend less time feeding their young and fledgling mortality increases.
Only the fittest males defend territories and they attract the fittest females so the best genes are conveyed to the next generation.
Songbird males defend territories commensurate with the size from which they can derive adequate resources for themselves, their mate, and their chicks.
Many individuals are killed in the ritualistic conflicts that go along with territorial defense.

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TLS Online TPP Program

#Question id: 27500

#Unit 1. Molecules and their Interaction Relevant to Biology

Which carbon becomes the anomeric carbon of glucose in its pyranose form?

TLS Online TPP Program

#Question id: 26360

#Unit 2. Cellular Organization

In the yeast the isolation of double mutants can be analyzed by

TLS Online TPP Program

#Question id: 31098

#Unit 2. Cellular Organization

Which of the following phase can be reduced or abolished entirely by adding premade nuclei?

TLS Online TPP Program

#Question id: 9179

#Unit 9. Diversity of Life Forms

Which of the following types of organisms is likely to have the widest geographic distribution?

TLS Online TPP Program

#Question id: 28273

#Unit 5. Developmental Biology

In sea urchins, the acrosome reaction is initiated by_____