Practice Questions

TLS Online TPP Program

#Question id: 3433

Which of the following is true about imprinting?

#11. Evolution and Behavior

It may be triggered by visual or chemical stimuli.
It happens to many adult animals, but not to their young.
It is a type of learning that does not involve innate behavior.
It occurs only in birds.

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TLS Online TPP Program

#Question id: 1584

#4. Cell Communication and Cell Signaling

Which cell type interacts with both the humoral and cell-mediated immune pathways?

TLS Online TPP Program

#Question id: 2059

#2. Cellular Organization

For a protein to be an integral membrane protein, it would have to be:

TLS Online TPP Program

#Question id: 2060

#2. Cellular Organization

An animal cell lacking carbohydrates on the external surface of its plasma membrane would likely be impaired in which function?

TLS Online TPP Program

#Question id: 2061

#2. Cellular Organization

Which of the following types of molecules are hydrophilic and therefore excluded from the hydrophobic portion of the phospholipid bilayer?

TLS Online TPP Program

#Question id: 2063

#2. Cellular Organization

In what way do the membranes of a eukaryotic cell vary?

TLS Online TPP Program

#Question id: 2065

#2. Cellular Organization

Which of the following are least likely to diffuse through the phospholipid bilayer of a cell membrane?