Biology GCSE Revision 2024
Properties of cells -✅✅ -smallest structural unit, store genetic info, can
only see through a microscope
What are all the parts of an animal cell - ✅✅-Nucleus, cytoplasm, cell
membrane, ribosomes, mitochondria
What are all the parts of a plant cell - ✅✅
-cell wall, cell membrane,
vacuole, chloroplasts, nucleus, , mitochondria, cytoplasm, ribosomes,
Name some specialised cells - ✅✅-Ciliated, muscle, nerve, red blood,
root hair, palisade, sperm cells
Red Blood cells contain lots of ... -✅✅-haemoglobin
Muscle cells contain a lot of ... - ✅✅-mitochondria
Red blood cells are shaped in a ... - ✅✅-biconcave disc
What is the job of Ciliated cells - ✅✅-They sweep mucus containing
microbes and dirt out of airways
What is the job of muscle cells - ✅✅-- Contraction (get shorter) and relax
What is the job of a nerve cell? - ✅✅-To send electrical impulses around
the body
What is the job of red blood cells? - ✅✅-To carry oxygen from the lungs
to all the cells in the body
What is the job of the root hair cell? - ✅✅-To absorb water and mineral
ions from the soil (osmosis)
What is the job of a palisade cell? - ✅✅-It is a plant cell found in the top
of the leaf used for photosynthesis
✅✅-To fertilise the egg
What is the job of a sperm cell? -
What is the name of the head of a sperm cell - ✅✅-acrosome
What is an enzyme? - ✅✅-A biological catalyst that speeds up the rate of
chemical reactions
What is the optimum temperature for enzymes? - ✅✅-37.5 degrees
Properties of cells -✅✅ -smallest structural unit, store genetic info, can
only see through a microscope
What are all the parts of an animal cell - ✅✅-Nucleus, cytoplasm, cell
membrane, ribosomes, mitochondria
What are all the parts of a plant cell - ✅✅
-cell wall, cell membrane,
vacuole, chloroplasts, nucleus, , mitochondria, cytoplasm, ribosomes,
Name some specialised cells - ✅✅-Ciliated, muscle, nerve, red blood,
root hair, palisade, sperm cells
Red Blood cells contain lots of ... -✅✅-haemoglobin
Muscle cells contain a lot of ... - ✅✅-mitochondria
Red blood cells are shaped in a ... - ✅✅-biconcave disc
What is the job of Ciliated cells - ✅✅-They sweep mucus containing
microbes and dirt out of airways
What is the job of muscle cells - ✅✅-- Contraction (get shorter) and relax
What is the job of a nerve cell? - ✅✅-To send electrical impulses around
the body
What is the job of red blood cells? - ✅✅-To carry oxygen from the lungs
to all the cells in the body
What is the job of the root hair cell? - ✅✅-To absorb water and mineral
ions from the soil (osmosis)
What is the job of a palisade cell? - ✅✅-It is a plant cell found in the top
of the leaf used for photosynthesis
✅✅-To fertilise the egg
What is the job of a sperm cell? -
What is the name of the head of a sperm cell - ✅✅-acrosome
What is an enzyme? - ✅✅-A biological catalyst that speeds up the rate of
chemical reactions
What is the optimum temperature for enzymes? - ✅✅-37.5 degrees
