Cell Membrane and Homeostasis

Presentation

•

Biology

•

9th - 12th Grade

•

Hard

Joseph Anderson

FREE Resource

12 Slides • 22 Questions

Cell Membrane and Homeostasis

Multiple Choice

What is the outer covering of all cells called?

Cell membrane

Cytoplasm

Nucleus

Multiple Choice

What can homeostasis be compared to?

balance

cell wall

transport

staying still

Multiple Choice

Homeostasis mechanisms...

keep everything exactly the same.

usually operate by positive feedback systems.

act to keep the internal environmental conditions outside the normal range

is the ability to maintain a relatively stable internal environment

Multiple Choice

Another term for equilibrium is...

Not enough

Too little

Homeostasis

Too much

Multiple Choice

ALL living cells must maintain homeostasis so all living cells MUST have this in common

Nucleus

Cell Membrane

Cell Wall

Mitochondria

Multiple Choice

What is this image?

cell membrane

mitochondria

golgi apparatus

endoplasmic reticulum

Multiple Choice

What is the purpose of the cell membrane?

It only serves as protection

It decides what comes in and out of the cell

its the jelly substance found in cells

Multiple Choice

What does "bilayer" mean?

one layer

two layers

laminated

bilateral

Multiple Choice

The cell membrane is sometimes referred to as the plasma membrane or

cytoplasm

phospholipid bilayer

Drag and Drop

What is surrounding the cell membrane? Well, on the outer side of the cell membrane there is cellular fluid called

and on the inner side of the cell membrane is another jelly-like substance called the

Drag these tiles and drop them in the correct blank above

matrix

cytoplasm

Multiple Choice

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

phospholipid

Carbohydrate

Cholesterol

Protein

Multiple Choice

Is the phosphate head hydrophilic or hydrophobic?

hydrophilic

hydrophobic

Multiple Choice

There are two parts of the cell membrane. What is the head made out of?

phosphate

lipids

Multiple Choice

Is the lipid tail hydrophilic or hydrophobic?

hydrophilic

hydrophobic

Multiple Choice

There are two parts of the cell membrane. What is the tail made out of?

phosphate

lipids

Multiple Choice

A phospholipid has 2 parts. What are they called?

Hydrophilic Head, Hydrophobic Tail

Hydrophobic Head, Hydrophilic Tail

Multiple Choice

Maintaining a constant internal state in a changing environment.

Homeostasis

Active Transport

Mitosis

Photosynthesis

Multiple Choice

How does a cell maintain homeostasis?

Regulates what enters and leaves the cell

Flexibility

Protective barrier

Structure and support

Multiple Choice

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

Multiple Choice

What forms the channels and pumps in the phospholipid bilayer?

carbohydrates

proteins

hydrophilic heads

lipids

Multiple Choice

What is embedded in the phospholipid bilayer?

proteins

salt

water

Multiple Choice

What is the cell membrane made out of?

phospholipids and proteins

carbohydrates and proteins

lipids and cytoplasm

Cell Membrane and Homeostasis

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