How is polyploidy defined? Question 22 options:

extra chromosome sets

frequency of crossover

independently linked genes

random allele assortment

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.