When it is said that mutation is the ultimate source of genetic variation it means that it creates several new combinations which is similar to meiosis and fertilization because <span> new alleles and genes appear. It is just about some common points.</span>
Answer:
gene
Explanation:
The basic unit of heredity that occupies a specific location on a chromosome is a gene.
Have flat bases and are often described as "puffy", "cotton-like" or "fluffy" in appearance.
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When researchers create lesions, they are destroying a piece of the brain.
