Biology: “DNA and RNA, Genes, Mutations, and Gene Therapies” Note: Online students, please respond to one of the following four bulleted items. • Examine three differences between DNA and RNA then explain two main reasons why DNA is the most favorable molecule for genetic material. Next suggest how RNA compares […]

Q. Transpiration is the driving force in water absorption of plants. Plants depend on many physiological adaptations and chemical properties of water in order to survive. a. Elucidate the structure and function of the leaf to water regulation. b. Examine the nature of water and how its unique chemical properties […]

a. In guinea pigs, black coat color (B) is dominant over white coat color (b). When a true breeding black guinea pig is crossed to a true breeding white guinea pig, what is the probability that their progeny will be black? Explain. b. If two heterozygous black guinea pigs are […]

Sexual reproduction occurs in the bread mould (Neurospora crassa) when two haploid strains of different mating types come into contact with each other. The haploid cells fuse to form a diploid cell, which then undergoes meiosis to produce haploid spores. The spores are dispersed and grow into new fungal colonies […]