Eukaryotic Cell: Nucleus

Question 1

Three big differences between eurakyotic & prokaryotic cells

Answer 1

1. Eukaryotes have membrane bound nucleus
2. Eukaryotes have membrane bound organelles
3. Eukaryotes divide by mitosis while prokaryotes undergo binary fission

Question 2

Describe the nuclear envelope structure & function

Answer 2

1. Double membrane
2. Perforated by pores
3. Pore complex proteins control entry/exit
4. Webbing (nuclear lamina) provides shape

All in all, it acts as a gatekeeper, regulating protein & RNA movement

Question 3

What is chromatin?

Answer 3

A complex of protein and DNA

Question 4

What is the nucleolus?

Answer 4

A structure within the nucleus where ribosomal RNA is synthesized.