Practice Questions

TLS Online TPP Program

#Question id: 9202

Which of the following statements regarding extinction is accurate?

#Unit 9. Diversity of Life Forms

A large percentage of species are immune from extinction; however, rates of extinction may increase with continued human impacts.
Extinctions occur only periodically, separated by long time spans with no extinctions.
Extinction is occurring at a similar rate now as compared to historical fossil evidence.
The small-population approach is inferior to the declining-population approach if the goal is to conserve the maximum number of species in a given region.

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TLS Online TPP Program

#Question id: 19241

#Unit 12. Applied Biology

The GUS gene encodes a stable enzyme that is not normally present in plants and that catalyzes the cleavage of a range of

TLS Online TPP Program

#Question id: 14923

#Unit 8. Inheritance Biology

Which of the following were key reasons for Mendel's success in elucidating his genetic laws?

TLS Online TPP Program

#Question id: 26504

#Unit 3. Fundamental Processes

SR proteins are involved in exon definition in which they interact with U1 and U2AF forming the commitment for

TLS Online TPP Program

#Question id: 24610

#Unit 2. Cellular Organization

Choose which of the following statement is correct

TLS Online TPP Program

#Question id: 11416

#Unit 10. Ecological Principles

Which of the following biomes spans the largest annual mean temperature range, but the narrowest mean precipitation range?