Washington EOC Biology Grade 10: DNA, Genes & Proteins Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. If one segment of a DNA strand had the sequence ATTGCTAG, the complementary strand would be what?

Question 2 2. When an organism is diploid, that means it has _____.

Question 3 3. Which of the following was NOT an outcome of the Human Genome Project?

Question 4 4. Why do DNA strands need to be antiparallel?

Question 5 5. The process that occurs when information in DNA is copied into an RNA molecule is called _____.

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Question 6 6. Which of the following statements is true?

Question 7 7.

Which of the following are ways in which RNA is different than DNA:

I. Single-stranded

II. Ribose

III. Uracil

Question 8 8. A nucleic acid monomer is called:

Question 9 9. Which of the following scientists are credited with discovering the structure of DNA?

Question 10 10. The percentage of similar DNA between humans and chimpanzees is _____?

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Question 11 11. Which of the following structures contain the blueprints for protein synthesis inside the nucleus?

Question 12 12. Which of the following is the correct order in which these molecules participate in protein synthesis?

Question 13 13. Which of the following bases are categorized as purines?

Question 14 14. Which of the following statements is true?

Question 15 15. The amount of certain organelles present in a cell depends on the cell's functions. For example, cardiac cells have many mitochondria because they need a lot of energy. Why would a pancreatic cell have many ribosomes?

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Question 16 16. Which of these statements isn't true?

Question 17 17. Which of the following statements is true?

Question 18 18.

Which of the following are reasons why RNA is generally less stable than DNA?

I. Fewer hydrogen bonds

II. Prevalence of proteins that can degrade RNA

III. Fewer -OH groups in the sugar of RNA

Question 19 19. The monomer of a nucleic acid is called a _____?

Question 20 20. Which of the following terms is used to describe the process by which ribosomes create proteins from information contained in mRNA?

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Question 21 21. The locus is _____.

Question 22 22. The sugar end of the DNA strand is referred to as the _____ end and the phosphate end is referred to as the _____ end.

Question 23 23. Which of the following is NOT an example of a phenotype?

Question 24 24. What are the coding sequences of a gene called?

Question 25 25.

Which of the following statements is true?

I. The one thousandth base pair on chromosome one of an organism is an example of a locus.

II. Changing the DNA in a gene by one base pair could create a new allele.

III. Cells in a diploid organism possess two copies of each homolog (except gametes).

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Question 26 26. A phosphodiester bond links:

Question 27 27. Which of the following is NOT one of the nitrogenous bases found in DNA?

Question 28 28. An allele is _____.

Question 29 29. How many basic types of nucleic acids exist?

Question 30 30.

The following concepts led to the hypothesis that DNA has a double helix structure:

I. The ratio of A:T is 1:1.

II. The ratio of G:C is 2:1

III. DNA strands are antiparallel

Washington EOC Biology Grade 10: DNA, Genes & Proteins Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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