This year we are homeschooling by blogging our coursework.
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the action of making or being made impure by polluting or poisoning.
Someone who investigate
the formal interrogation of a witness called by the other party in a court of law to challenge or extend testimony already given.
an individual, company, or institution sued or accused in a court of law.
the degree of compactness of a substance.
means evidence that can’t be disputed or fought against
a self-replicating material that is present in nearly all living organisms as the main constituent of chromosomes.
A DNA profile is a distinctive pattern of DNA fragments
A species whose numbers are so low they are at risk of extinction
form an idea of the amount, number, or value of; assess.