Hierarchy
Which is bigger - mitochondria or a digestive system?
Digestive system
What does a nucleus do?
controls the cell, the brain of the cell
What is the name of cell reproduction?
Mitosis
Describe a nerve cell
long, finger ends, pass electricity back and forth
Does everything have cells?
No, only living things have cells
Which is bigger - an organism or tissue?
an organism
What does a cell membrane do?
Keeps things out, lets things in, holds all the organelles together
What do cells need to engage in mitosis?
Nutrients (food)
What do platelets do?
create a scab
Why does bread rise?
Yeast, a single celled organism, breathes out, creating gas holes
Which is bigger - an organ or organelle?
an organ
What does a mitochondria do?
The powerhouse of the cell
We looked at two types of cells to talk about mitosis. Name one.
onion root tips or white fish embryo cells
What are organisms with just 1 cell called?
unicellular or single celled organisms
What part of the cell absorbs nutrients?
Cell membranes
a cell membrane
What do chloroplasts do?
Photosynthesis
What happens first in mitosis?
The DNA replicates
Archea are ancient. Tell us something else about them.
What phenomenon did we start with to kick off our study of cells? What do we know now that can help answer our question?
Kid hurt their foot. Answer must include how cells are part of the healing process.
Name the hierarchy from smallest to largest using these words: organ system, organelle, organ, organism, tissue, cell
organelle, cell, tissue, organ, organ system, organism
What are two organelles that exist in plant cells but not animal cells?
What is different about plant mitosis versus animal mitosis?
It happens inside the cell wall, then a cell wall is built to split the two membranes apart in the middle
Name the 4 parts of the blood
platelets, red blood cells, white blood cells, plasma
How do cells get nutrients?
material can pass through the cell membrane