In Pea Plants, red flowers (W) are dominant to white flowers (w), and tall stems (T) are dominant to dwarf stems (t). Two dihybrid tall, red-flowered pea plants are crossed. What fraction of the offspring will be tall and red flowered? Tall and white flowered? Dihybrids?

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.

What best describes the structure of the declaration of independence?

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism