Which of the airway do not contain rings of cartilage and are therefore more likely to collapse?

Which is one example of a phenotypic change that is not genetic

Select all that apply genes are specific nucleotide sequences occur in numbers that are the same as the number of chromosomes are located in a specific place on a chromosome determine the traits of an organism are units of rna

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?