Organelles 1
What part controls what goes in and out of a cell?
The cell membrane
What is the name for organisms that only have one cell?
Unicellular organisms
What are the three parts that only plant cells have?
Cell Wall, Vacuole, and Chloroplast
What are the building blocks of life?
Cells
Why do plant cells have cell walls?
To keep the plant rigid/strong
What does the ribosome do?
Makes proteins
What came first, single celled organisms or multiple celled organisms?
Single celled organisms
Do plant cells have mitochondria?
Yes
What is the name of the specialised cell which covers all body surfaces, inside and out?
epilthelial cell/epithelium
What does the mitochondria do?
Carries out respiration and provides energy
What kind of things does the vacuole store?
Water and food
What is the specific name for an example of a single celled organism?
amoeba, euglena, yeast, bacteria, diatom, protista
What is the process that makes food for the plant cell?
Photosynthesis
What causes a cell to become specialised?
Switching on/using different parts of the DNA in the nucleus
What is the name for cell division?
mitosis
What part is the watery, jelly-like stuff that fills the cell?
The cytoplasm
What is the scientific name for the part that a sperm cell uses to move around?
The tail or flagellum
What are three things a plant needs to make food?
Sunlight, water and Carbon Dioxide
What is the system of channels that transport proteins throughout the cell?
What is Endoplasmic reticulum
What organelle is found on the rough endoplasmic reticulum and in the cytoplasm?
Ribosomes
What does the lysosome do?
Destroys damaged or old cell parts
What are the 7 things that all living things must do?
Move, respire, sense, grow, reproduce, excrete, need nutrition
What part of the plant uses photosynthesis to make food?
The chloroplast
What is sickle cell anaemia and why does it make people with it feel tired?
flattened red blood cells, they can carry less oxygen around the body, causing sufferers to feel tired (less respiration can be carried out)