1.2 - Bacteria and yeast

Question 1

What are the six main things to remember about bacterial cells?

Answer 1

1) They are much smaller than plant and animal cells, and can only be seen with a powerful microscope
2) They have a cell membrane and cell wall surrounding the cytoplasm
3) They have a capsule around the outside
4) They have a flagella, allowing them to move
5) They do not have a nucleus, so the genetic material is in the cytoplasm
6) When they multiply, they form a colony. Bacterial colonies can be seen with the naked eye

Question 2

How is yeast different from animal and plant cells?

Answer 2

It is a single-celled organism

Question 3

What are the four features of yeast cells?

Answer 3

1) Nucleus
2) Cytoplasm
3) Cell membrane
4) Cell wall