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An _______ is any substance that stimulates an immune response in the body.
If something is __________, it is present at birth but not necessarily hereditary.
To __________ mean to grow worse.
________ is the study of methods of improving genetic qualities by selective breeding.
I am taking ______ Studies at university next year.
My dad is interested in _________.
His talk should ________ much interest.
Charlie Chaplin belonged to a __________ of silent film actors.
My family are all big readers - it must be in our genes!
_______ is the first book in the Bible.
Chromosomes carry _______ information.
________ is deliberate killing of a large group of people, especially those of a particular nation or ethnic group.
The dead or inactive ________ material used in vaccination.
Your _______ are your immediate descendants.
