Lab Bio Ch. 3 Flashcards 25-26 CABLE

Front

True or False: All cells contain a nucleus

Back

FALSE: Only eukaryotic cells contain a nucleus

Front

This scientist used an early microscope to observe cork and was the first person to use the term "cell"

Back

Robert Hooke

Front

This scientist used a custom-made microscope and viewed bacteria in pond water?

Back

Anton van Leeuwenhoek

Front

This theory states that mitochondria and chloroplasts originated from separate prokaryotic cells that eventually became "joined" in a close relationship with a eukaryotic cell

Back

Endosymbiotic Theory

Front

The structure of the cell membrane consists of:

Back

A phospholipid bilayer and embedded proteins

Front

Which of the following is used to describe the structure of the cell membrane?

Back

Fluid Mosaic Model

Front

Cell membranes allow certain materials to cross while blocking others. This means they are called:

Back

selectively permeable

Front

Cell membranes that allow everything to cross are called

Back

permeable

Front

When energy is required to move molecules across a cell membrane, the type of transport is called:

Back

active transport

Front

When molecules move from an area of high concentration to an area of low concentration and do NOT require energy, we call this type of transport:

Back

passive transport