Section II Flashcards
What is the function of lipids in the cell membrane
They make up most of it
What are the two ways in which the cell membrane can serve as a semi-permeable membrane and regulate the passage of molecules
Polarity and size
What is the functions of proteins in a cell membrane
Transport
What is the function of carbohydrates in the cell membrane
Recognition of the cell
The nucleus functions in make ___ ___ and directing the cell’s ___
Nucleic acids, activities
What makes ribosomes
Nucleolus
What is the brain of the cell
Nucleus
2 functions of the cytoplasm
- cellular chemical
- holding the other organelles in place
The cytoplasm is mostly made of ___
Water
What are the two types of ER
Rough
Smooth
What type of fiber forms a network just beneath cell surface
Actin Fibers/Microfilaments
What does the specific functions of the cell determine
The amount of smooth or rough ER
What type of fiber acts as a highway system for transporting things through the cell
Microtubules
What type of fiber is framework for confining cell materials
Intermediate fibers
What is the primary function of ribosomes
Producing proteins