Describe the difference between homologous and analogous structures in organisms, and give an example of each

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

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.

The mixture of sperm and fluids from the seminal vesicles, prostate gland, and cowper's glands is called