Why does the Earth rotate
A. Because the earth is formed from cold gas is collapsing due to gravity
B. Because the matter in the nebula that formed earth was spinning
C. Because earth form is more than 99% of the mass of the solar system
D. Because the hydrogen Adams inside the nebula fused to form helium

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