Homeostasis

Which of the following is not regulated by homeostasis?

• body temperature

• blood sugar

• blood pH

• body movements

Tags

NGSS.HS-LS1-3

What does homeostasis mean?

• Temperature
• Water
• Cells
• Steady state

Tags

NGSS.HS-LS1-3

What is diffusion?

• when molecules move 
• when molecules move from a high concentration to a low.
• no movement 
• molecules move everywhere

Tags

NGSS.MS-PS1-4

Osmosis it the diffusion of __________.

• water
• glucose
• air
• passive transport

Active transport requires _______.

• food
• energy
• space
• nothing

During osmosis and diffusion substances pass through which organelle?

• nucleus
• cell membrane
• endoplasmic reticulum
• golgi body

Tags

NGSS.MS-LS1-2

Permeable means

• things can pass through
• the concentration levels are different
• it is permanen
• things are stuck

The movement of substances in and out of the cell without using energy is

• active transport
• passive transport
• endocytosis
• exocytosis

Look at the picture...are there more molecules inside (area A) or outside the cell (area B)?

• A
• B

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Look at the picture...which way would the molecules of water move according to osmosis?

• From A to B
• From B to A

Tags

NGSS.MS-LS1-2