This cell structure directs all the cells activities.
Nucleus
True or False: Cell division is important because new cells are made for growth, to replace dead cells, and create new organism.
True
The smallest unit that can perform all life processes is called?
Cell
What structure in plant cell captures energy from sunlight and uses it to produce food.
Chloroplasts
Can skin cells make blood cells? Explain your answer.
No skin cells use cell division to make skin cells. Blood cells use cell division to make blood cells.
What is the rigid layer of material that surrounds and protects a plant cell called?
Cell wall.
This cell structure produces most of the energy for the cell.
Mitochondria
These are tiny structures that carry out a specific job in a cell.
Organelles
Living organisms that are made of more than one cell are called?
Multicellular
A cell is a eukaryote if it has a?
nucleus
When an organism is made of just one cell it is called?
Unicellular
What are the characteristics of a living thing?
move, reproduce, grow, respond, adapt, made of cells, metabolize
Which invention allowed us to see cells?
Microscope
A living thing is made of cells is called an?
Organism
True or False: Cell division is important because new cells are made for growth, to replace dead cells, and create new organism.
True
Which two cell parts are found only in plant cells?
chloropasts and cell wall
How would Casey know that an object she sees under the microscope is living?
She sees cells of that object.
What is the job of red blood cells?
Carry oxygen to the body,
This is a cell structure that controls which substances leave and enter a cell.
Cell Membrane
All living things are made of cells. Cells are the basic unit of life. All cells come from other cells. This theory is called?
Cell theory