There are 64 codons and 20 amino acids. Which of the following is true?
There are 64 codons and 20 amino acids. Which of the following is true?
Several different codons can specify the same amino acid.
Each codon specifies a different amino acid.
Some amino acids have no link to a codon.
Each amino acid is specified by only one codon.

Mutations are changes in the dna

The return of the wolf to yellowstone national park will probably affect the bird population to some degree, not significantly. while wolves will hunt birds when necessary, they prefer to hunt larger prey. the bird population will most likely only be affected when hunting is scarce for the wolves. birds of prey will also probably not be affected as much as other birds who spend more time on the ground hunting for food as the tend to spend more time in the air or in trees since they do not need to stay on the ground for long due to the nature of the way they hunt.