A single nucleotide of RNA is composed of which of the following substances? ribose sugar, a phosphate group, and uracil
adenine, guanine, and cytosine
ribose sugar, deoxyribose sugar, and thymine
O hydrogen, a phosphate group, and adenine

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

Discuss the functions of epithelial connective nerviud and muscular tissues

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land