QUESTION 1Which of the following statements best defines the two main differences existing between prokaryotic and eukaryotic cells? A. Prokaryotic cells possess a nucleus but lack organelles while eukaryotes lack both a nucleus and organelles. B. Prokaryotic cells possess a nucleus and organelles while eukaryotes lack both a nucleus and […]

Q1. Seedless watermelons are actually a product of “mistakes in meiosis” These seedless watermelon are triploid (3n) and are produced by crossing a tetraploid (4n) strain with a diploid (2n) plant. Briefly explain why this mating produces a triploid individual. Why can mitosis proceed normally in triploid cells, but meiosis […]

In shorthorn cattle, coat color may be red, white, or roan.Roan is an intermediate phenotype expressed as a mixture of red and white hairs. The following data was obtained from variouscrosses:     red x red………all red     white x white….all white     red x white……..all roan     roan x roan…….1/4 red; 1/2roan;1/4 white How […]

Genetics and Inheritance Review information on genetic disorders on the National Human Genome Research Institute Site:http://www.genome.gov/. Choose a genetic disorder that can be inherited from a parent. Write a 525- to 700-word paper on the genetic disorder. Include the following in your paper: Summarize the Chromosomal Theory of Inheritance and […]