Structures and functions in living organisms Flashcards
What are the characteristics of living organisms?
Movement Respiration Sensitivity Growth Reproduce Excrete Nutrition Control internal conditions
What does a animal cell contain?
Nucleus
Cell membrane
Cytoplasum
What does a plant cell contain?
Nucleus Cell wall Vacuole Chloroplast Cytoplasum Cell membrane
Features of the nucleus?
Contains genetic material
Surrounded by it’s own membrane
Features of the cell membrane?
Outer surface of cell and controls what goes in and out
Features of cytoplasum?
Most chemicals reactions take place in it, due to lots of enzymes
Features of chlorophyll?
Contains chloroplasts which allow photosynthesis, makes food
Features of a cell wall?
structure made of cellulose, supports the cell
Features of a vacuole?
Contains cell sap, and supports cell
What do cells do?
Carry out a particular function
What’s a tissue?
Group of similar cells carrying out a particular function
What’s a organ?
Group of tissues working together to perform a function
What’s a organ system?
Group of organs working together to perform a function
Features of plants?
cell type, if they can photosynthesise, What are cell walls made of, how they store carbohydrates
Multicellular
Can photosynthesise
Have cell walls made of cellulose
Store carbohydrates as sucrose or starch
Types of flowering plants?
Maize
Peas and beans
Features of animals?
cell type, if they can photosynthesise, What are cell walls made of, how they move, how they store carbohydrates
Multicellular Can't photosynthesise No cell walls Have nervous co-ordination Can move Store carbohydrates as glycogen