Answer:
they're both the same because they control the muscles
It would be an absence of a chemical in a chromosome or DNA strand
The answer is 62 percent. <span>By 1999, after the Clean Water Act had been passed in 1970, the percentage of U.S. surface waters safe for fishing and swimming had increased from 36 percent to 62 percent. </span>
Each generation would have to breed with a dominate male singing bird so their off springs will come to be singing
