The allele for brown eyes is dominant to the allele for blue eyes. write down suitable symbols for these alleles.

According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes

Select the correct answer.what is the observable characteristic of a person called? o a. genotypephenotypeoc.alleleo d.gene

Explain why scientists use the word dominant for certain traits.