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DNA replicates via semi-conservative replication. This means one strand acts as the template strand. The enzyme DNA Helicase breaks the hydrogen bonds b...

• A function, f(x), is something that takes various input values of x, and for each one, generates an output value, e.g. if f(x) = x² then when x=3, f(x) = f(3) = (3)² = 9, which...

For regular verbs, the present subjunctive is formed differently depending on whether the verb ends with -ar or -er/ir. For -ar verbs , take the first person singular of the present tense of the verb, rem...

Work out the lengths of each side; do so by adding the ratio components together (3+4+5).The components add to 12; we can now find the value of a single unit of the ratio, by dividing 72 by 12.72/12 is 6;...

Enzymes are proteins; as such they have a primary, secondary and tertiary structure. Each type of structure helps to hold the enzyme together so that it's substrate - the molecule it specifically binds to...