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High School Biology: Help and Review Final Exam

Free Practice Test Instructions:

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

Question 1 1. What do endotherms do?

Question 2 2. If a clade has a known common ancestor and displays all of its descendants, it is called:

Question 3 3. Which enzyme is responsible for binding Okazaki fragments together?

Question 4 4. Iron binds tightly to the heme group in the protein hemoglobin. What type(s) of helper molecule would this be considered?

Question 5 5. In which method of DNA Replication would new DNA consist of alternating parent and daughter DNA?

Question 6 6. Which of the following statements BEST explains the denaturation step?

Question 7 7. Chromosomes are maximally condensed at this step.

Question 8 8. Examine the following diagram of an agarose gel electrophoresis setup. The orientation of the electrodes are designated by the plus and minus signs. The wells where the DNA is loaded is designated by the filled rectangles. Given this information, which of the following statements are true?

Question 9 9. Which term best describes a group of species without a known common ancestor?

Question 10 10.

A single sugar is called a 'monosaccharide.'

'_____saccharide' refers to a three sugar polymer.

Question 11 11.

Which of the following statements is true?

I. In an ionic bond, electrons move toward the atom that is more electronegative.

II. A cation is a negatively charged atom.

III. A positively charged atom is called an anion.

IV. Under biological conditions, ionic bonds are stronger than covalent bonds.

Question 12 12. What kind of organism was used to investigate the method of DNA Replication?

Question 13 13. What are the stages the sun goes through in its lifetime, in order?

Question 14 14. In order for a scientist's work to be accepted, other scientists must be able to _____ the experiment.

Question 15 15. How are protostomes classified?

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High School Biology: Help and Review Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

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