1. Characteristics of Life
This Week’s Unit

2. Cells
Flashcard #1

3. Hooke #2
1665

4. Schleiden #3
1838

5. Schwann #4
1839

6. Virchow #5
1855

7. 1. All living things are made of cells. 2
1. All living things are made of cells. 2. Cells are the basic unit of life. 3. New cells are made from existing cells. #6

8. Organelles Cells Tissues Organs Systems Organisms
The test could ask this from largest to smallest to try to trick you! #7

9. Draw a square tissue covered in cells #8

10. Draw and label a blood cell, muscle cell, nerve cell, and bone cell.
Cells
Draw and label a blood cell, muscle cell, nerve cell, and bone cell. #9

11. Biotic Abiotic
#10

12. 1. Made of cells. 2. Reproduce. 3. Have a genetic code (DNA). 4. Grow
1. Made of cells. 2. Reproduce. 3. Have a genetic code (DNA). 4. Grow. 5. Need energy. 6. Respond. 7. Maintain homeostasis. 8. Evolve/change over time.
#11

13. Yes. Bacteria is made of one single cell
Yes! Bacteria is made of one single cell! It reproduces and responds to its environment!
#12

14. No! Viruses are not made of cells.
#13

15. They are crystal shaped capsules covered in protein and have DNA/RNA on the inside.
#14

16. 1. Have DNA/RNA 2. Able to reproduce. 3. Able to change over time.
#15
But viruses can ONLY do 2&3 after they’ve infected a cell!

17. It can only reproduce within a host cell.
#16

18. Through a process called Mitosis.
#17

19. Animals Plants Fungi Protists Bacteria
#18
Two types of bacteria
Archeabacteria
Eubacteria

20. #19 All living things. But none of them are PLANTS!
Mushrooms Mold Yeast
#19
All living things.
But none of them are PLANTS!

21. #20 It’s not a plant. But it is a living thing!
Algae
#20
It’s not a plant. But it is a living thing!

22. Strep Tetanus E coli
#21

23. No! We have a lot of GOOD bacteria in our body, especially in our digestive system.
#22

24. homeostasis
#23

25. 1. The sensation of being thirsty when your body needs water. 2
1. The sensation of being thirsty when your body needs water. 2. Sweating to maintain body temperatures.
#24

26. Muscle tissue
Made of muscle
#25
cells

27. #26 The brain is made of nerve tissue
Organ
#26
The brain is made of nerve tissue

28. system
#27
Digestive system