Cellular life Flashcards
What is the purpose of the cell membrane?
It controls what enters and leaves the cell
What is the purpose of the Nucleus?
It contains the DNA that cells need to reproduce and grow
What is the purpose of the Cytoplasm?
It is the place where chemical reactions happen
What is the purpose of the Mitochondria?
They carry out reactions of respiration for the release of energy
What is the purpose of the cell wall?
It strengthens and gives support to the cell
What is the purpose of the Vacuole?
It stores water and chemicals in the middle of the cell
What are cells?
The basic building blocks for animals and plants
What is a microscope?
An instrument that is used to look at very small things and make them visible to the human eye
What is a unicellular organism?
A living thing that consists of just 1 cell
What is a multicellular organism?
A living thing that consists of more than 1 part
What is a tissue?
A group of similar cells with the same function
What is an organ?
A group of tissues that work together to do a particular job
What is an organ system?
A group of different organs working together to do the same job
What are specialised cells?
Cells that are specialised to carry out different functions
What is cell division?
When a cell divides to produce 2 new cells
What is diffusion?
The net movement of particles in an area of high to low concentration
