The Nucleus Flashcards
1
Q
What does the nucleus do?
A
Contains the organisms hereditary material and controls the cells activities
2
Q
How big in diameter is the nucleus?
A
Between 10 and 20 micrometers
3
Q
What is the nuclear envelope?
A
A double membrane that surrounds the nucleus
4
Q
What is on the outer membrane of the nucleus?
A
Endoplasmic reticulum (often has ribosomes on its surface)
5
Q
What is the function of the nuclear envelope?
A
To control the entry and exit of materials in and out of the nucleus
