A single point mutation in the DNA near the lactase gene changes the cytosine (C) nucleotide to a thymine (T). Individuals with the thymine (T) nucleotide are lactose tolerant and can digest the milk products in adulthood.
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The mechanism of enzymatic action within a single substance
Answer:
Prophase
Explanation:
During the prophase, chromatin condense to form chromosomes that are visible.
They are called compounds
The answer would be "the boiling and freezing points of water."
