A genetic problem based on mendel laws blue eye color is caused by a recessive gene. the man has brown eyes and his mother has blue eyes. can a man's father have blue eyes?

Although the two theories differ on the evolutionary path of dinosaurs, they agree that

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

Someone me with this: a mineral' is determined by its actomic structure.