How does the current, or sixth, mass extinction differ from the past five mass extinction events? a. the sixth mass extinction is believed to be caused by human-related factors. b. the sixth mass extinction is believed to be caused by natural forces. c. the sixth mass extinction is believed to affect relatively fewer species. d. the sixth mass extinction is believed to affect relatively fewer areas.

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

What are characteristics of minerals? select 3 choices

Kate is studying the transformation from unicellular to multicellular organisms. which metaphor is the most appropriate to apply to the map of the timeline.