The enzyme that unwinds that double stranded dna at the beginning of dna replication is called a. primase. b. helicase c. topoisomerase. d. dna polymerase

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

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

Which measure of an earthquake depends on how close you are to the focus?