Cell Structure and Function BM1 Review

The smallest unit of life is ____

• a protist

• an atom

• bacteria

• a cell

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What type of cell has a nucleus? 

• eukaryotic
• prokaryotic 

Plants and animal cells are examples of ___ cells 

• prokaryotic cells 
• eukaryotic cells 

Tags

NGSS.MS-LS1-1

Which of the following structures is ALWAYS found in both eukaryotic and prokaryotic cells?

• nucleus

• mitochondria

• ribosomes

• cell wall

PROKARYOTIC cells do NOT have

• membrane bound organelles

• cell membrane

• DNA

• ribosomes

Tags

NGSS.MS-LS1-1

A ______________ is composed of a phosphate and glycerol head and 2 fatty acid chain tails. 

• phospholipid 
• Carbohydrate
• Cholesterol 
• Protein 

Tags

NGSS.MS-LS1-2

Describes the arrangement of the cell membrane as bendable and made of many parts. 

• The Fluid Mosaic Model 
• The Major Mobility Model 
• The Crazy Cell Model
• The Maze Model

Tags

NGSS.MS-LS1-2

___________ allow cells to recognize each other and act like ID tags. 

• Carbohydrates 
• Proteins
• Phospholipids 
• Cholesterol

___________ strengthens and stabilizes the cell membrane.

• Carbohydrates 
• Proteins 
• Phospholipids 
• Cholesterol

___________ have 2 functions in the cell membrane.
1.) They act like gatekeepers, only let certain things in. 
2.) Enzyme receptors embedded in the membrane.

• Carbohydrates 
• Proteins 
• Phospholipids 
• Cholesterol

Tags

NGSS.MS-LS1-2