What four things all forms of RNA have in common?

Is this mrna or rna need need the answer in a hurry

Aplant with dark red flowers is crossed with a plant with white flowers. all of the offspring have dark red flowers with white spots. the alleles got flower color in this plant are both dominant both recessive codominant incompletely dominant

One drawback of dams is that they can flood land upstream from the dam and reduce water flow downstream from the dam. a. true b. false