U1 B1 2HVTTO

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 2

B1 Metabolism

• Take off your jacket
• Put your things on your desk

       Book, notebook, pencil case

• Bag on the floor
  
• Read pages 8-9

Lessongoals

• 1.1.1 You can explain that plants use photosynthesis to store energy in the form of glucose.
  
• 1.1.2 You can explain that breaking down glucose releases energy.

What does a plant need to perform photosynthesis?

What is the goal of photosynthesis?

When does photosynthesis not happen in plants?

Photosynthesis

Water + carbondioxide + sunlight -> glucose + oxygen

H₂O + CO₂ + sunlight -> C₆H₁₂O₆ + O₂

oxygen

carbondioxide

sunlight

What is the use of glucose?

Using glucose

• Changing glucose into other substances (= metabolism)
• Breaking it down to release energy

What does a plant do with this energy?

Mitochondrion

An organel in cells. Breaks down glucose to 'make' energy.

The amount of mitochondria differs greatly among cells. 

For example: Musclecells have lots of them.

What you should do:

• Read pages  8-9
• Do asgmt  1-7, 4c, 8c pgs. 9-11 

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zs = Working in Silence

• No asking questions
• Silent, don't disturb anyone
  
• Stay at your  desk

What you should do:

• Read pages 8-9
• Do asgmt 1-7, 4c, 8c pgs. 9-11

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zw = Working with whispering

• Teacher is available for questions
• Only whisper with the student next to you
• Stay at your  desk

How does an organism get the energy out of glucose?

What is the energy (from glucose) used for in organisms?

Tidy Duty

Today these people are on tidy duty

• Desks: empty and straight
• Chairs:  underneath the desks
• Floor: no rubbish