BIO 210 final exam genetics (actual 2025/2026) new updated Version |Questions with Correct Answers |Certified Quality Graded A+

BIO 210 final exam genetics (actual 2025/2026) new updated Version |Questions with Correct Answers |Certified Quality Graded A+ A nucleotide is made up of what 3 components?phosphate group, pentose sugar (deoxyribose in DNA and ribose in RNA), and a nitrogenous base What nitrogenous bases are purinesAdenine and Guanine What nitrogenous bases are pyrimidines?cytosine, thymine, uracil How can you differentiate between purines and pyrimidines?purines are double-ringed while pyrimidines are single-ringed What are the differences between DNA and RNA?DNA: double stranded, has deoxyribose sugar(hydroxyl group at 2' carbon), bases: A, T, G, C RNA: single stranded, has ribose sugar(one oxygen is removed from the 2' Carbon), bases: A, U, G, C Nucleoside vs Nucleotidenucleoside: pentose sugar + nitrogenous base nucleotide: pentose sugar + nitrogenous base + phosphate group What type of bonds bind nucleotide chains?Phosphodiester bonds