Answer:
they are made up of several different amino acids
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>
The US parks were originally developed to conserve the scenery and the natural and historic objects and the wild life in it and to provide and promote the enjoyment of the parks in such a way that it will be left intact for the future generation.
A clam has a better chance