Why do some birds not fly away wjen you go near them? i am pretty sure it is because they are adapted to the people walking around or they are injured

What is the definition of genes? a. small rna chains that transfer a specific amino acid to a growing polypeptide chain at the ribosomal site of protein synthesis during translation b. sections of dna a cell copies as rna strands to make specific proteins during transcription and translation c. molecules of rna encoding a chemical blueprint for a protein product