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yo pls help All organisms have a barrier that separates their internal environment from the outside world. Which of the following organ systems forms a barrier between the internal and external environments
asked
Apr 27, 2022
Chemistry
middle-school
2
answers
3
votes
92.6k
views
Describe the differences between effective and ineffective listeners, and consider the ways in which effective listeners can better attend to customers needs
asked
Dec 13, 2021
English
college
1
answer
5
votes
80.8k
views
What is simple machines and it type.I need it today please
asked
Oct 24, 2021
Physics
middle-school
1
answer
3
votes
223k
views
A shipment of 17 televisions sets contains 3 defective sets. A hotel purchases 8 of these televisions sets. What is the probability that the hotel receives at least one of the defective sets?
asked
Sep 20, 2021
Mathematics
high-school
1
answer
2
votes
597
views
The electric field in the xy-plane due to an infinite line of charge along the z-axis is a gradient field with a potential function V(x,y)equals=c ln (ro/√ x²+y²) where c > 0 is a constant and r0 is
asked
Jul 7, 2021
Mathematics
college
1
answer
4
votes
81.3k
views
Who was the first man to sign the Declaration of Independence?
asked
May 8, 2021
Social Studies
college
2
answers
5
votes
176k
views
"You mean, Howard, you're charging Miss Carpenter with having stolen the teachers' money?" Ellery asked with a smile. The boy's dark glance wavered. "I mean maybe she took it like by mistake. Mislaid it
asked
Feb 22, 2021
English
middle-school
2
answers
3
votes
184k
views
Pls help me Juan and billy hooked a science book on the end of this spring scale. What is the force of gravity pulling down on the books? A) 23 grams B) 2300 grams C) 23 Newton’s D) you cannot determine
asked
Feb 15, 2021
Biology
college
2
answers
3
votes
189k
views
LO 7.3What is the process for developing a budgeted balance sheet?
asked
Jan 23, 2021
Business
college
1
answer
5
votes
173k
views
A recipe uses 5 cups of flour for every 2 cups of sugar how much flour is needed for 6 cups of flour
asked
Oct 27, 2020
Mathematics
middle-school
2
answers
4
votes
137k
views
In Chicago, the temperature changed each day. On which day did the temperature change the most? Read the chart below: Wednesday = 3.5, Thursday = -4.1, Friday = 0, Saturday -2.2.
asked
Oct 3, 2020
Mathematics
middle-school
1
answer
2
votes
66.2k
views
Please HELP!!! Pressed on the picture please!
asked
Sep 15, 2020
Mathematics
college
1
answer
0
votes
205k
views
Can any one tell me if this is correct or is it translation
asked
Sep 25, 2019
Mathematics
middle-school
2
answers
1
vote
184k
views
Instructions:Select all the correct answers. Giraffes with short necks lived in arid regions. Over time, grasses disappeared, forcing giraffes to eat from trees. Mutations in the genome led to some giraffes
asked
Jun 2, 2019
Biology
high-school
1
answer
0
votes
233k
views
Depicting the evolution of democracy from the time of President Jefferson to President Jackson.
asked
May 24, 2019
History
college
1
answer
3
votes
214k
views
Part a - bacterial cell wall peptidoglycan is a polymer of millions of n-acetylglucosamine (nag) and n-acetylmuramic acid (nam) sugars based on glucose molecules linked together in long chains cross-braced
asked
Mar 11, 2019
Biology
high-school
1
answer
4
votes
12.5k
views
In Roe v. Wade, the Supreme Court struck down _____.
asked
Aug 10, 2018
History
high-school
1
answer
2
votes
14.3k
views
What was the role of a conductor on the underground railroad
asked
Jul 28, 2018
History
high-school
1
answer
4
votes
188k
views
Read the paragraph. Keeping my mind on my writing is not easy when I stay at my grandmother's ocean-side cottage. Just about the time that I am going along pretty well, I glance out the window and see
asked
Apr 10, 2018
English
high-school
1
answer
1
vote
145k
views
Convert 1.835 × 10−4 to standard notation.
asked
Dec 27, 2017
Mathematics
high-school
2
answers
3
votes
14.5k
views
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