BIOL 180 Quiz5 Questions with Answers Latest Update Graded A+ - American Public University.

BIOL 180 Quiz5 Questions with Answers Latest Update Graded A+ - American Public University. Part 1 of 5 - Chapter 9 39.0 Points Question 1 of 33 3.0 Points Which two parts of the nucleotide covalently bond to each other to form the backbone of DNA?  A. phosphate and oxygen  B. phosphate and nitrogen  C. sugar and phosphate  D. sugar and nitrogen Feedback: Great job. Question 2 of 33 3.0 Points What are the three components needed for protein synthesis?  A. mRNA, DNA, ribosome  B. DNA, lysosome, exon BIOL180 Quiz5 Questions with Answers  C. mRNA, tRNA, ribosome  D. DNA, nucleus, ribosome Feedback: Great job. Question 3 of 33 3.0 Points Which nitrogenous base is present in RNA and not DNA?  A. uracil  B. thymine  C. adenine  D. guanine  E. cytosine Feedback: Great job. Question 4 of 33 3.0 Points Which statement best describes eukaryotic chromosomes?  A. Single-stranded, linear  B. Single-stranded, circular  C. Double-stranded, circular  D. Double-stranded, linear.