DIFFUSION REVIEW AND HOMEOSTASIS START UP

• Biologie
• Middelbare school
• havo
• Leerjaar 3

HAVE READY

ALL NOTES TILL NOW

KERBOODLE CH 7 

GOOGLE CLASSROOM

GO TO THE WEBSITE: STUDENT.LESSONUP.IO

IN WHICH STATE DO THE MOLECULES MOVE FASTEST?

1. SOLID
2. LIQUID
3. GAS

IF I MAKE A CUP OF TEA, WHAT IS MY SOLUTE?

1. TEA
2. WATER

WHEN A CELL DOES NOT GROW OR SHRINK N A SOLUTION IT IS ........

1. HYPERTONIC
2. HYPOTONIC
3. ISOTONIC

DIFFUSION IS THE MOVEMENT OF SOLUTES AND OSMOSIS IS THE MOVEMENT OF SOLVENTS.

1. TRUE
2. FALSE

WHAT PART OF A PLANT CELL ALLOWS IT TO BECOME TURGID?

1. CELL MEMBRANE
2. VACUOLE
3. CELL WALL
4. CYTOPLASM

TODAY: CHAPTER 7 HOMEOSTASIS

 

-TAKE HOME QUIZ

- HOMEOSTASIS

- NEGATIVE FEEDBACK

- CONTROL SYSTEMS

GRADES:

QUIZ WILL BE E-MAILED TO YOU NEXT WEEK.

FEEDBACK

NEGATIVE: MOVING TOWARDS A TARGET TO MAINTAIN A BALANCE.

POSTIVE: AMPLIFYING AN EFFECT EXPONENTIALLY.

IN AN OVEN

- THIS IS A FEEDBACK LOOP

- NEGATIVE FEEDBACK

BODY TEMP

IN YOUR BODY

IN YOUR BODY

- TEMPRATURE

- BLOOD SUGAR LEVELS

- WATER LEVELS

- SALT LEVELS