What variable did the experimenter change (independent variable), and what variable did the experimenter observe (dependent variable)?

Red flowered snapdragons are crossed with white flowered snapdragons, producing all pink snapdragons in the f1 generation. what would you expect if you crossed pink with pink? 3/4, 1/4, 1/2 red, 3/4,/1/2,/1/4 pink,1/2, 3/4, 1/4 white

The part of the eye that closes and opens to let light in is .

Which of the following best demonstrates the unity among all organisms? matching dna nucleotide sequencesdescent with modificationthe structure and function of dnanatural selectionemergent properties