Practice Questions

TLS Online TPP Program

#Question id: 4658

Members of two different species possess a similar-looking structure that they use in a similar fashion to perform the same function. Which information would best help distinguish between an explanation based on homology versus one based on convergent evolution?

#Section 2: Evolution

The two species live at great distance from each other.
The two species share many proteins in common, and the nucleotide sequences that code for these proteins are almost identical.
The sizes of the structures in adult members of both species are similar in size.
Both species are well adapted to their particular environments.

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TLS Online TPP Program

#Question id: 16768

#Section 5: Applied Ecology & Evolution

The proportion of disease incidence that can be attributed to a specific exposure

TLS Online TPP Program

#Question id: 16769

#Section 5: Applied Ecology & Evolution

All of the following are potential benefits of a randomized clinical trial, except

TLS Online TPP Program

#Question id: 16770

#Section 5: Applied Ecology & Evolution

Recall is an example of what type of bias

TLS Online TPP Program

#Question id: 16792

#Section 5: Applied Ecology & Evolution

The earliest recorded pandemic – the Black Death was speculated to be ______

TLS Online TPP Program

#Question id: 16793

#Section 5: Applied Ecology & Evolution

The bacterium Yersinia pestis causes _____

TLS Online TPP Program

#Question id: 16794

#Section 5: Applied Ecology & Evolution

Creutzfeldt-Jakob disease (vCJD) can be contracted only if _______