Why do hyphae spread from one area to another

ungus and mold do not provide their own nutrients so they must feed off of various food sources. They absorb the nutrients and break down the food. As this happen the hyphae is able to add new cells and grow upward as well as branching out like a tree.

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gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.