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When you are on the roller coaster at Carowinds, your adrenal cells near the kidneys release adrenaline which then acts on the heart cells causing them to beat faster What is this an example of? A. Cell
asked
Jan 21, 2021
Biology
college
1
answer
3
votes
45.5k
views
Which sentence contains an absolute adjective
asked
Jun 1, 2020
English
middle-school
1
answer
0
votes
74.9k
views
People with the genetic disorder Xeroderma pigmentosum a. have no direct DNA repair mechanisms. b. cannot repair UV induced DNA damage c. do not express mismatch repair proteins. d. fail to activate DNA
asked
Mar 2, 2020
Biology
college
1
answer
1
vote
185k
views
Use the net to find the approximate surface area of the cylinder to the nearest square meter. Radius=5 Height=9
asked
Jan 7, 2020
Mathematics
middle-school
1
answer
5
votes
235k
views
When a muscle contracts, it performs work. It does this by A) converting chemical energy to mechanical energy. B) converting mechanical energy into heat energy. C) converting mass into energy. D) creating
asked
Nov 12, 2019
Physics
middle-school
1
answer
0
votes
129k
views
Citric acid is a naturally occurring compound. what orbitals are used to form each indicated bond? be sure to answer all parts.2xsafari
asked
Jul 14, 2019
Chemistry
college
1
answer
0
votes
196k
views
Which is not a kind of surface water? pond runoff aquifer stream
asked
Jun 5, 2019
Biology
college
2
answers
2
votes
174k
views
How many gallons are in 15.5 cups
asked
Apr 28, 2019
Mathematics
high-school
1
answer
4
votes
154k
views
What might be the ecological function of a dead tree in an ecosystem?
asked
Apr 14, 2019
Advanced Placement (AP)
high-school
1
answer
3
votes
103k
views
Which factor contributes to the collapse of both of the Roman Empire and the Han dynasty
asked
Apr 8, 2019
History
middle-school
2
answers
0
votes
224k
views
Which of these words come second alphabetical order? nourishment, nuclear, nubbin
asked
Dec 21, 2018
English
high-school
2
answers
1
vote
190k
views
How would frigid antarctic water affect the ice fish's need for oxygen?
asked
Nov 25, 2018
Biology
high-school
1
answer
3
votes
228k
views
Delroy wants to participate in a bone strengthening activity. Which of the activities should he choose?
asked
Nov 13, 2018
Health
middle-school
1
answer
2
votes
170k
views
Why did united states break diplomatic relation with germany in 1917
asked
Apr 25, 2017
History
high-school
2
answers
3
votes
137k
views
A race car travels at a speed of 230 miles per hour. The race track on which the car is competing is 400 miles long. About how long does it take for the car to finish, disregarding pit stops and yellow
asked
Apr 8, 2017
Mathematics
middle-school
2
answers
0
votes
148k
views
Which of the following factors contributes to reemergence of disease more than the appearance of new dissease a. humans entering new land b. misuse of medications c. chandigarh environments d. exotic animal
asked
Jan 21, 2017
Biology
high-school
2
answers
1
vote
67.2k
views
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