A hormone causes specific changes in a body when it a. o attacks invading harmful microorganisms b. delivers chemicals to nerve cells c. arrives at its special target cells d. makes the body's fluids more acidic Please help me ! ​

All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence

Acommon kind of mechanical weathering is called

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