Which of the following is correct about the collagen triple-helix domain

a. is rich in glycine.                             b. is rich in proline.

c. is rich in hydroxyproline.                d. is an alpha helix.

TLS Online TPP Program

#Question id: 898

#Unit 1. Molecules and their Interaction Relevant to Biology

Protein folding can be followed in the laboratory by measuring which of the following

A) viscosity.

B) electrophoretic mobility and gel filtration.

C) UV absorption and light rotation.

TLS Online TPP Program

#Question id: 15363

#Unit 4. Cell Communication and Cell Signaling

Epithelial-to-mesenchymal transition (EMT) is thought to play a crucial role during the process of metastasis in some cancers, Snail and Twist are the two transcription factors, function as EXCEPT

TLS Online TPP Program

#Question id: 15679

#Unit 2. Cellular Organization

Dry heat sterilization the items to be sterilized are placed in an oven at 

TLS Online TPP Program

#Question id: 9158

#Unit 9. Diversity of Life Forms

Coral reefs occur on the southeast coast of the United States but not at similar latitudes on the southwest coast. Differences in which of the following most likely account for this?

TLS Online TPP Program

#Question id: 15520

#Unit 4. Cell Communication and Cell Signaling

Double-negative (DN) thymocytes that have successfully rearranged their TCRβ chains are valuable, and are identified and expanded via a process known as