Practice Questions

TLS Online TPP Program

#Question id: 8287

The following phylogeny shows six living species (a-f) and five ancestral (now extinct) species (#1-5). If the phylogeny had been developed on the basis of similarities in bone structure, which of the following predictions would you make in terms of the structure of a particular enzyme?

#Unit 9. Diversity of Life Forms

The enzymes of species b and f are very similar.
The enzymes of species b and c are more similar to ancestor #4 than to ancestor 2
The enzymes of species a and b are the same as that of ancestor #2.
The enzyme of species c is very similar to that of species d.

More Questions

TLS Online TPP Program

#Question id: 2141

#Unit 2. Cellular Organization

Facilitated diffusion through a biological membrane is:

TLS Online TPP Program

#Question id: 20021

#Unit 12. Applied Biology

Which one of the following can send electrical impulses into the body to reduce pain?

TLS Online TPP Program

#Question id: 12293

#Unit 10. Ecological Principles

_______________ features of the environment determine the abundance and distribution of living things.

TLS Online TPP Program

#Question id: 1047

#Unit 4. Cell Communication and Cell Signaling

A virion is a(n)

TLS Online TPP Program

#Question id: 31068

#Unit 2. Cellular Organization

Which of the following regulatory events ensure that CDKs are active only at the appropriate time and cell cycle stage?

a) cyclin binding

b) Phosphorylation on CDK

d) Phosphorylation on cyclin