Practice Questions

TLS Online TPP Program

#Question id: 12144

Which statement regarding population growth rates is incorrect?

#Unit 10. Ecological Principles

Net reproductive rate is the expected total number of female offspring produced by an average female over the course of her life span
The shorter the generation time, the faster population size can change
If r0 < 1, then the population is decreasing
If r > 1, then the population is decreasing

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TLS Online TPP Program

#Question id: 15766

#Unit 5. Developmental Biology

If a stem cell divides symmetrically, results

TLS Online TPP Program

#Question id: 1326

#Unit 4. Cell Communication and Cell Signaling

Which cellular junction will be most useful in preventing the movement of material between cell membranes?

TLS Online TPP Program

#Question id: 5133

#Unit 5. Developmental Biology

Identify the correct ligands in both receptor serine kinase pathway.

TLS Online TPP Program

#Question id: 4911

#Unit 8. Inheritance Biology

Neutral petite mutations:

TLS Online TPP Program

#Question id: 674

#Unit 1. Molecules and their Interaction Relevant to Biology

Proline is not often found in a-helices of proteins because it