1. Ensure all tabs on your Chromebook are closed before beginning your vocabulary quiz.
2. You will be given 10 minutes to complete your vocabulary quiz.
3. Please read all questions carefully and make sure to check your work before submitting.
1. Ensure all tabs on your Chromebook are closed before beginning your vocabulary quiz.
2. You will be given 10 minutes to complete your vocabulary quiz.
3. Please read all questions carefully and make sure to check your work before submitting.
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Question 1
1.
What does it mean to denature a protein?
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Question 2
2.
Describe one way the immune system could respond when it is exposed to the genetically altered Bacillus subtilis:
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Question 3
3.
Enzymes are biological molecules that function as:
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Question 4
4.
Base your answer to question 4 on the graph below and on your knowledge of biology. The graph shows the carbon dioxide (CO2) concentration of the atmosphere since the year 1000.
What was the approximate change in CO2 level from the year 1000 to the year 2000?
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Question 5
5.
An organism that causes disease is called a:
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Question 6
6.
Single-celled organisms are able to maintain homeostasis, even though they lack higher levels of organization such as organs and organ systems, because:
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Question 7
7.
What is the purpose of antigens?
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Question 8
8.
During a lab experiment a student took his resting pulse rate, counting 23 beats in 20 seconds. The student then exercised for several minutes. The student’s pulse was taken immediately after the exercise, and then every minute for 6 minutes. The graph below shows changes in the pulse rate after the exercise was completed.
What was the student’s resting pulse rate in beats per minute?
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Question 9
9.
Infections are always accompanied by symptoms such as fever and fatigue.
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Question 10
10.
Base your answer to the following question on the information and diagram below and on our knowledge of biology.
Two test tubes, A and B, were set up as shown in the diagram below. Bromthymol blue, which turns from blue to yellow in the presence of carbon dioxide, was added to the water at the bottom of each tube before the tubes were sealed. The tubes were maintained at the temperature shown for six days. (Average room temperature is 20 degrees Celsius).
Identify the life process responsible for the change intube A.