Carol and Sam took a package of yeast and poured it into some warm water. Yeast is something your mother or dad might use when baking bread. Yeast helps the bread to rise. After an hour, the students noticed that the yeast solution was bubbling. They used a dropper to make a microscope slide of some of the liquid containing the yeast. This is what they saw. Carol said that she thought yeast was a living thing. Sam thought she was wrong. What do you think? Explain.

In sweet pea, gene c is responsible for color production and gene p is responsible for the purple color pigment. both of them are located on two different loci on different chromosomes. the flowers will be purple only when the plant has the genotypes as c_p_. no color will be produced with genotypes: ccpp, ccpp, ccpp, ccpp. thus, gene c controls the expression of gene p. what pattern of inheritance is exhibited here? a. pleiotropy b. epistasis c. multiple alleles