Proton
Which subatomic particle is positively charged and is found in the atomic nucleus?
You may see a colour change, heat, light, or bubbling (the sign that a gas is produced).
What are the signs that a chemical reaction has taken place?
Mitochondria
Which organelle generates ATP/is where respiration takes place?
There is only one parent, and the offspring are genetically identical.
What are the key features of asexual reproduction?
MRS GREN
What are the key features of living organisms?
The number of protons + the number of neutrons
What does the atomic mass number tell you?
the products
What do we call the substances formed after a chemical reaction?
8-10 hours
How many hours of sleep should a teenager have?
the anthers
Where is pollen produced?
This organelle makes proteins from amino acids, using RNA instructions.
What is the function of a ribosome?
A compound
What substance is made up of two or more different atoms chemically bonded together?
When energy is released in the form of heat or light
What is an exothermic reaction?
ATP
What is the energy currency in the body?
To produce testosterone and sperm
What is the role of the testes?
Parents invest significant energy and time, are more vulnerable to predators, and can have fewer offspring.
What are the costs of parenting?
The left side and centre of the periodic table
Where do you find the metals in the periodic table?
A Covalent bond
What type of bond involves the sharing of electron pairs?
mmol/l
What are the typical units of measurement for blood glucose - as measured with a blood glucose monitor?
bone growth
What does oestrogen trigger in both boys and girls during puberty?
chloroplasts
Where does photosynthesis take place/What do plant cells have that animal cells do not?
An ion
What do you call an atom that has lost or gained an electron?
non-reactive, colourless gases
What are the properties of the noble gases?
This chemical messenger tells your liver to breakdown glycogen into glucose, and raise blood glucose levels
What is the role of the glucagon hormone?
meiosis
What process is used to produce male and female gametes
These cells are part of the immune system and remember pathogens - ready to produce antibodies if they ever encounter them again.
What do memory B-cells do in the immune system?