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: 2605

#Unit 2. Cellular Organization

The precursor of trp is;

TLS Online TPP Program

#Question id: 4388

#Unit 3. Fundamental Processes

Which protein domains are found in nuclear-receptor family members?

TLS Online TPP Program

#Question id: 4131

#Unit 3. Fundamental Processes

Aminoacyl-tRNA synthetases (amino acid activating enzymes):

TLS Online TPP Program

#Question id: 19883

#Unit 13. Methods in Biology

Which of the following statements are true regarding rDNA technology?

a) rDNA technology is used to obtain large number of copies of specific DNA fragments

b) rDNA technology is used to obtain large quantities of the protein produced by the concerned gene

c) rDNA technology is used to integrate gene of interest into chromosomes where it express itself

TLS Online TPP Program

#Question id: 19370

#Unit 12. Applied Biology

Genes are transferred from prokaryotes into plants with the objective