Cells flashcards
Living organisms
The 7 characteristics are: movement, respiration, sensitivity, growth, reproduction, excretion and nutrition.
Cell
Cell is a living organism, there are more than one type of cell.
Cell membrane
It surrounds the outside of the cytoplasm in a cell
Nucleus
The nucleus holds DNA
Cytoplasm
Material within a living cell.
Mitochondria
An organelle found in most cells. They come in big groups
Vacuole
The space inside a cytoplasm
Chloroplast
Traps sunlight , energy to use in photosynthesis
Cell wall
Outside of a plant cell
Eyepiece lens
Lens you look through in a microscope
Objective lens
On a microscope there are three objective lenses
Coarse focus
It can help you see a ruff image
Fine focus wheel
To help you see it clearer
Stage
Where you put the slide
Total magnification
Eyepiece times the objective lens
Unicellular organisms
1 cell in it
Diffusion
I place of high to low concentration
Hazard symbols
Toxic, corrosive, environmentally damaging , poisonous…
Nerve cell adaptation
It is long so it can get around the body quicker
Red blood cell adaptations
It does not have a nucleus, contains haemoglobin
Sperm cell adaptations
It has a tail so it can get around the body quicker
Root hair cell adaptations
It collects water
Binary fission
The method to divide cells
Passive process
Does not requirer any energy from the body
