The principle forces holding subunits of an oligomeric protein to each other are ________.

TLS Online TPP Program

#Question id: 24598

#Unit 2. Cellular Organization

Which of the following technique is used to identify regulatory proteins bound at an enhancer and topological domains 

TLS Online TPP Program

#Question id: 8843

#Unit 9. Diversity of Life Forms

The lowest level of biological organization that can perform all the activities required for life is the

TLS Online TPP Program

#Question id: 26456

#Unit 3. Fundamental Processes

Consensus sequence are

TLS Online TPP Program

#Question id: 3886

#Unit 3. Fundamental Processes

Which one of the following statements about the reverse transcriptases of retroviruses and the RNA replicases of other single-stranded RNA viruses, such as R17 and influenza virus, is correct?

TLS Online TPP Program

#Question id: 23104

#Unit 2. Cellular Organization

Which of the following statement is true regarding second level of organization 

a. The second level of organization is the coiling of the 10-nm fiber of nucleosomes into a helical array.

b. The coiled helical array to constitute the fiber of diameter 30 nm that is found in interphase chromatin and in mitotic chromosomes.

c. This compacts the DNA - 40-fold. The structure of this fiber requires the histone tails and is stabilized by linker histones.

d. Histone H1, histone tails, and increased ionic strength all promote the formation of the 30-nm fiber.