Cell theory
What invention led to the discovery of the cell?
Microscope.
What happens if an organism does not perform homeostasis?
it dies.
What does unicellular mean?
single celled
(one cell)
What is a hypothesis?
a educated guess based on intelligent thinking, observations, or previous experiments.
What state am I from?
New Jersey
Name 1 of 3 parts of the cell theory
1. cells are the basic unit of life.
2. all living things are made up of cells.
3. all cells come from other cells
What does "homeo" mean?
Same or Similar
How do we know cells are alive?
(name 1 of 3 characteristics of a living thing)
1. they take in nutrients.
2. they grow.
3. they reproduce.
Name 3 lab safely rules.
1. listen to teacher
2. hair must be pulled back.
3. correct clothing and closed toed shoes.
4. no eating or drinking.
5. waft, not sniff.
6. no horse play
What is my favorite color?
blue or green
Why are they called "cells"?
they look like monks cells or dorm rooms or jail cells.
What does "stasis" mean?
stable
Name 3 characteristics of Prokaryotic cells.
1. unicellular only
2. no nucleus
3. no membrane bound organelles.
4. very small and simple.
5. ALWAYS bacteria.
What is an assumption?
an idea that is thought to be true with no evidence.
What is my cats name?
Cleopatra or Cleo
Who named them cells?
Robert Hooke
What is the definition of homeostasis?
keeping internal stable when external changes.
Name 3 characteristics of Eukaryotic cells.
1.
1. unicellular OR multicellular
2. nucleus
3. membrane bound organelles.
4. larger and complex.
5. NEVER bacteria.
Can a theory be changed?
if so, how?
yes, when new evidence is discovered.
What's my favorite flavor of Jolly Rancher?
Cherry/red
What did Antonie van Leeuwenhoek call the bacteria he saw in his microscope?
Animalcules
Name and explain one example of your body performing homeostasis.
sweating when it is hot outside to cool off so your internal body temperature stays the same.
Name both things plant cells have that animal cells don't.
Cell wall and Chloroplasts
what happens, not why.
How many years have I worked at Bair?
2.
This year and last year.