The fundamental unit of life

The cell membrane is _______________ permeable.

• selectively

• somewhat

• physically

• ionically

Tags

NGSS.MS-LS1-2

The cell membrane is mostly made of what?

• Membrane-spanning Proteins

• Surface Proteins

• Phospholipids

• Carbohydrates

Tags

NGSS.MS-LS1-2

Define plasma membrane

• lipid that helps minimize effects of temperature

• only on the outer surface of the plasma membrane and are attached to proteins or lipids; form distinctive cellular markers

• flexible boundary of a cell that separates a cell from its surroundings

• may extend partway into the plasma membrane, cross the membrane entirely, or be loosely attached to its inside or outside face

Tags

NGSS.MS-LS1-2

Which type of biological macromolecule is the main component of the plasma membrane?

• carbohydrate

• lipid

• protein

• nucleic acid

What is another term for "selectively permeable"?

• porous
• completely permeable
• permanent
• semipermeable

Most of the cell membrane is made of...

• Lipids
• Carbohydrates
• Proteins
• Nucleic acids

What does "bilayer" mean?

• one layer
• two layers
• laminated
• bilateral

Tags

NGSS.MS-LS1-2

I provide plant cells their rigid shape. I am the...

• Basketball that Nic Quarne left in Mr. Woller's room last week

• Cytoskeleton

• Cell Membrane

• Cell Wall

Tags

NGSS.MS-LS1-2

a rigid supporting layer that surrounds the cells of plants and some other organisms

• cell membrane
• cell wall
•  nucleus
• cytoplasm

Which of the following are the main constituents of cell wall?

• Pectin

• Cellulose

• Starch

• Protein