What is the function of a nerve cell in a multicellular organism? (1 point)
Responses
make and move protein
make and move protein
store and distribute oxygen
store and distribute oxygen
carry and transmit signals
carry and transmit signals
produce and manage movement
produce and manage movement
9. John used his debit card to withdraw $55 from the ATM. Then, he wrote a check for $18.00. Which equation represents the total change to John's account for these two transactions?(1 point)
Responses
55−18 = 37
55−18 = 37
−55 + (−18) = −73
−55 + (−18) = −73
-55 + 18 = -37
-55 + 18 = -37
55 - (-18) = 73
55 - (-18) = 73
Question 2
10. Macy and Bill were painting the shed. Macy painted 2/3
of the shed and Bill painted 1/4
of the shed. Which statement is TRUE?(1 point)
Responses
Together they painted a little more than half the shed.
Together they painted a little more than half the shed.
Together they painted almost the entire shed.
Together they painted almost the entire shed.
Together they didn’t even paint half of the shed.
Together they didn’t even paint half of the shed.
Together they painted three-fourths of the shed.
Together they painted three-fourths of the shed.
Question 3
11. Sally runs an animal rescue company that allows families to adopt homeless pets. Last month, 2/3
of the adopted animals were dogs and 1/4
of the adoptions were cats. Rabbits and reptiles were also adopted. Which fraction represents the part of the adoptions for cats and dogs?(1 point)
Responses
1/12
1 over 12
5/12
5 over 12
11/12
11 over 12
3/7
3 sevenths
Question 4
12.
1.567−11.83+2.3
(1 point)
Responses
−7.95
negative 7 point 9 5
−7.963
negative 7 point 9 6 3
2.773
2 point 7 7 3
7.96
7 point 9 6
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bros putting way to much trust in the bot
carry and transmit signals
How are red blood cells able to move through narrow vessels to carry oxygen throughout a multicellular organism? (1 point)
Responses
They are small because their organelles are smaller than those of other cells.
They are small because their organelles are smaller than those of other cells.
They are long and thin with a tail-like end.
They are long and thin with a tail-like end.
They are flexible because they lack a plasma membrane.
They are flexible because they lack a plasma membrane.
They are small because they lack a nucleus.
They are small because they lack a nucleus.
They are small because they lack a nucleus.
How do dendrites help the function of nerve cells? (1 point)
Responses
They help the neuron block messages from the axon of another neuron.
They help the neuron block messages from the axon of another neuron.
They help the neuron receive messages from the axon of another neuron.
They help the neuron receive messages from the axon of another neuron.
They help the neuron block messages from the dendrites of another neuron.
They help the neuron block messages from the dendrites of another neuron.
They help the neuron receive messages from the dendrites of another neuron.
They help the neuron receive messages from the dendrites of another neuron.
How might a red blood cell work with a neuron to support the function of a multicellular organism? (1 point)
Responses
A neuron may produce more red blood cells.
A neuron may produce more red blood cells.
A red blood cell may produce more neurons.
A red blood cell may produce more neurons.
A neuron may signal when and where oxygen is needed.
A neuron may signal when and where oxygen is needed.
A red blood cell may carry oxygen to the nucleus of a neuron.
A neuron may signal when and where oxygen is needed.
How are red blood cells and neurons different? (1 point)
Responses
Neurons are all the same size, but red blood cells are different sizes.
Neurons are all the same size, but red blood cells are different sizes.
Neurons contain DNA, but red blood cells do not.
Neurons contain DNA, but red blood cells do not.
Neurons lack organelles, but red blood cells have organelles.
Neurons lack organelles, but red blood cells have organelles.
Neurons need oxygen, but red blood cells do not.
Neurons lack organelles, but red blood cells have organelles.
1. On Saturday morning the temperature was 76°F. The temperature dropped 9°F and then rose 13°F. How much does the temperature need to rise or fall to return to the initial temperature of 76°F?(1 point)
Responses
Fall 13°F
Fall 13°F
Rise 4°F
Rise 4°F
Fall 4°F
Fall 4°F
Rise 5°F
Rise 5°F
Question 2
2. What is the distance between -23 and 9 on a number line?(1 point)
Responses
32
32
14
14
-14
-14
-32
-32
Question 3
3.
−27−(−6)
(1 point)
Responses
21
21
33
33
-33
-33
-21
-21
Question 4
4.
13−(−19)=
(1 point)
Responses
32
32
-6
-6
6
6
-32
-32
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1. Fall 4°F
2. -32
3. -21
4. 32
5.
20+(−30)
(1 point)
Responses
10
10
-10
-10
50
50
-50
-50
Question 2
6.
I. You gain 5 pounds.
II. You set your clock 5 hours ahead.
III. You use 5 gallons of gas.
The integer -5 would BEST represent which of these events?
(1 point)
Responses
I only
I only
III only
III only
I and III only
I and III only
II and III only
II and III only
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5. -10
6. III only
7. Which of these situations is NOT an example of two quantities that combine to make zero.(1 point)
Responses
Mary collects 12 bottle caps and then loses 12.
Mary collects 12 bottle caps and then loses 12.
A business’s income is equal to its expenses.
A business’s income is equal to its expenses.
Benjamin lost 6 pounds and then gained 8 pounds.
Benjamin lost 6 pounds and then gained 8 pounds.
Madeline wins $20 and then pays the babysitter $20.
Madeline wins $20 and then pays the babysitter $20.
Question 2
8. Jeffrey earned $52 at his job last week. On Saturday, he bought a video game that cost $25. Which number is the additive inverse of the amount of money Jerry has left?(1 point)
Responses
27
27
-25
-25
-37
-37
-27
7. A business's income is equal to its expenses.
8. -27
9. 55 - 18 = 37
10. Together they painted a little more than half the shed.
11. 5/12
12. -7.963
13. The admiral is in a submarine that is 550 feet below sea level. The submarine then descends 108 feet. What is the new position of the submarine?(1 point)
Responses
658 feet
658 feet
442 feet
442 feet
-442 feet
-442 feet
-658 feet
-658 feet
Question 2
14. The Becker Department Store's basement is 15 feet below ground. If the total length of the building from basement to roof is 70 feet, what is the building's elevation above ground?(1 point)
Responses
55 feet
55 feet
85 feet
85 feet
65 feet
65 feet
70 feet
70 feet
Skip to navigation
bot?
13. -658 feet
14. 55 feet
15. Simplify: 8⋅9−2⋅5
Remember to use the order of operations (PEMDAS).
(1 point)
Responses
280
280
62
62
350
350
46
15. 46
Use the paragraph to answer the question.
The scuba instructor said that the occasional nurse shark might swim near the reef, but it is not an aggressive species. Seeing a shark was improbable, but he said not to panic if we do.
What does the term improbable mean in this context?
(1 point)
Responses
difficult
difficult
harmless
harmless
unpredictable
unpredictable
unlikely
Improbable means unlikely in this context.
Use the paragraph to answer the question.
Once they arrive at the junkyard, old cars are dismantled. Their parts are sorted out and organized according to size and value. Small parts are placed in bins, and large parts are placed into piles that make it easier for customers to find things.
What is the meaning of the term dismantled in this context?
(1 point)
Responses
taken apart
taken apart
sold
sold
thrown away
thrown away
repaired
Dismantled means taken apart in this context.
Use the paragraph to answer the question.
Dee tried to be consistent with her marathon training. She worked out every other day for months. When it came time to run in the big race, she was more than ready to compete.
What does the term consistent mean in this context?
(1 point)
Responses
steady
steady
optimistic
optimistic
inventive
inventive
quick
quick
Consistent means steady in this context.
Use the paragraph to answer the question.
The sunset in Key West was one of the most sublime things we had ever seen. Shades of red and orange splashed across the sky in an amazing display of light. Delighted, we sat on the beach and watched in silence until it was over.
What does the word sublime mean in this context?
(1 point)
Responses
distracting
distracting
beautiful
beautiful
unexceptional
unexceptional
confusing
Sublime means beautiful in this context.
What is the first phase of mitosis?(1 point)
Responses
metaphase
metaphase
prophase
prophase
telophase
telophase
anaphase
prophase
During which phase of mitosis do the chomosomes align at the middle part of the cell?(1 point)
Responses
anaphase
anaphase
prophase
prophase
metaphase
metaphase
telophase