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For a new species to form, first 2 groups of animals or plants must become physically spearated to form 2 different groups. Each group will have genetic variation within the group meaning that there is a wid...

An enzyme is a substance produced by a living organism than enables reactions to happen faster or more efficiently. Each enzyme has a specific shape called an active site which a certain molecule can fit int...

Conditional clauses have two obvious signposts that make identification easy: s i and nisi . The si clause, or the 'if' clause, is called the protasis , and the outcome of the condition is called the apodosi...

DNA is a large polymer consisting of two DNA strands that form a double helix. Each strand is made up of bases. In DNA, there are four different bases: Adenine, Thymine, Cytosine & Guanine Pairs of bases...

In order to simplify a surd you need to look at the factors of the number under the square root. You can then multiply together the square roots of the factors. For example if you wanted to simplify sqrt(12)...