Which of the following is a physical change? A. sea water drying up and leaving a salt residue
B. cellular respiration
C. baking a cake
D. striking a match

What did the first language sound like

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

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