Practice Questions

TLS Online TPP Program

#Question id: 4354

Which of the following statements correctly describes the primary difference between enhancers and proximal control elements?

#SCPH05 I Biotechnology

Enhancers are transcription factors; proximal control elements are DNA sequences.
Enhancers improve transcription; proximal control elements inhibit transcription.
Enhancers are located considerable distances from the promoter; proximal control elements are close to the promoter.
Enhancers are DNA sequences; proximal control elements are proteins.

More Questions

#Question id: 2969

#SCPH28 | Zoology

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

#Question id: 2970

#SCPH01 Biochemistry

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

#Question id: 2970

#I Life Science/ Life Sciences Group – I-V

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

#Question id: 2970

#SCPH28 | Zoology

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

#Question id: 2971

#SCPH01 Biochemistry

Which one of the following is the most appropriate match?

Events	Protein	Phases
A. Cohesins are loaded onto chromosomes	I. Mei-S332/Shugoshin	a. G1
B. Cohesins can dissociate from the DNA	II. Polo kinase and Aurora B kinase	b. G2
C. Prevents cohesin phosphorylation, and hence dissociation	III. Scc2-Scc4	c. S
D. Phosphorylation of cohesins	IV. Pds5-Wapl	d. M

#Question id: 2971

#I Life Science/ Life Sciences Group – I-V

Which one of the following is the most appropriate match?

Events	Protein	Phases
A. Cohesins are loaded onto chromosomes	I. Mei-S332/Shugoshin	a. G1
B. Cohesins can dissociate from the DNA	II. Polo kinase and Aurora B kinase	b. G2
C. Prevents cohesin phosphorylation, and hence dissociation	III. Scc2-Scc4	c. S
D. Phosphorylation of cohesins	IV. Pds5-Wapl	d. M