Cholesterol is

a. unrelated to any plant lipids.                     

b. not found in chloroplast membranes.

c. encoded by an intron-containing gene on chromosome 23.

d. relatively abundant in the plasma membrane and endocytic membranes.

e. synthesized in the ER.

TLS Online TPP Program

#Question id: 2965

#Unit 2. Cellular Organization

In a diploid cell with 5 chromosome pairs (2n = 10), how many centromeres will be found in a nucleus at G2 of the cell division cycle?

TLS Online TPP Program

#Question id: 2966

#Unit 2. Cellular Organization

Scientists isolate cells in various phases of the cell cycle. They isolate a group of cells that have 1 1/2 times more DNA than G1 phase cells. What is the most likely part of the cell cycle from which these cells were isolated?

TLS Online TPP Program

#Question id: 2967

#Unit 2. Cellular Organization

G1 is associated with which of the following cellular events?

TLS Online TPP Program

#Question id: 2968

#Unit 2. Cellular Organization

What is the name of the microtubule-organizing center found in animal cells as an identifiable structure present during all phases of the cell cycle?

TLS Online TPP Program

#Question id: 2969

#Unit 2. Cellular Organization

In the cells of many eukaryotic species, the nuclear envelope has to disappear to permit which of the following events in the cell cycle?

TLS Online TPP Program

#Question id: 2970

#Unit 2. Cellular Organization

Describe how Cdc14 triggers the exit from mitosis in the budding yeast, S. cerevisiae.