Answer:
They are to wait for at least one year.
Explanation:
Infertility maybe defined as trying to get pregnant without success despite having frequent sexual intercourse for a period of at least one year.
Science follows the evidence where it leads, and pseudoscience starts with the conclusion, and works backwards to confirm it
Most enzymes do in fact work on a single substrate in most cases, this is because of the enzyme - substrate specificity. Certain reactant molecules acting as substrates can only fit in the "lock" of particular enzymes and undergo a conformational change and result in Unique products to be released after the reaction has occurred.
