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Answers by Hadi Rasouli
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In skeletal muscle, the sarcoplasmic reticulum stores a very high concentration of Ca++. When Ca++ is released into the cytosol of muscle to facilitate contraction, it needs to be removed and pumped back
answered
Feb 10, 2020
Biology
high-school
5
votes
201k
views
The ____ produces steady current. An insulator: The ability to store electrical charge is called______ Electric fields exist at a distance from two _____ spheres. Potential energy is the ability to:
answered
Oct 11, 2019
Physics
middle-school
5
votes
39.1k
views
A school choir has 80 students; 36 of them are in seventh grade. Also, 40 students in the choir are girls; 18 of them are in seventh grade. What is the probability that a student picked at random from
answered
Sep 28, 2019
Mathematics
middle-school
4
votes
81.7k
views
If a person can’t accomodate and the glasses is +2.50 D at which distance will the person be able to see clearly?
answered
Aug 9, 2019
Health
high-school
3
votes
38.3k
views
What happened to the West Roman Empire
answered
Aug 7, 2019
Social Studies
middle-school
5
votes
36.2k
views
In this speech Roosevelt termed, for the first time, journalists as muckrakers. Muck-rake- n. A rake for scraping up muck or dung Muckrake- v. To search out and publicly expose real or apparent misconduct
answered
Jun 9, 2019
English
high-school
6
votes
51.0k
views
Why were the Spanish willing to negotiate for Cuban independence? A. Spain was world peacekeeping power B. There were other important territories to govern for the Spanish C. Cuba was no longer provided
answered
Oct 7, 2018
History
middle-school
4
votes
19.4k
views
A polygon is reflected across a line. The angles in the original figure are compared to the corresponding angles in the image to see if they are congruent. Which factors does this depend upon? 1.The number
answered
Aug 22, 2018
Mathematics
high-school
3
votes
31.8k
views
Juan y yo __________ emocionados. (2 points) Question 11 options: 1) estamos 2) estás 3) estoy 4) están
answered
Jul 3, 2018
Spanish
high-school
1
vote
184k
views
The _________ tried to resolve issues related to the Native Americans and southern boundaries of the United States. a)Northwest Ordinance of 1787 b) Pinckney Treaty c)Monroe Doctrine d)Missouri Compromise
answered
May 29, 2018
History
high-school
2
votes
2.4k
views
Who was a reformer who was a defender of the english monarchy who believed that if church officials misused their god-given authority then they should be replaced by civil authorities if not be ecclesiatical
answered
May 13, 2018
History
high-school
2
votes
191k
views
Outline four reason why africans were preferred as slaves
answered
Apr 26, 2018
Social Studies
middle-school
4
votes
109k
views
Where can volcanoes form? A. Where there are cracks in the crust B. Along fault lines C. Where the crust is thin and can be ruptured D. All of the above
answered
Feb 12, 2018
Chemistry
middle-school
4
votes
211k
views
Emmet, Whitney, and Yolanda all have summer jobs. Emmet earns $588 in 42 hours of work. Whitney earns $406 in 29 hours of work. Yolanda earns 14 per hour. Who earns the most money per hour?
answered
Sep 27, 2017
Mathematics
middle-school
3
votes
133k
views
The __________ is used for an event that will continue to occur in the future until a specific time. A. simple future B. future perfect C. future progressive D. future perfect progressive
answered
Aug 29, 2017
English
high-school
5
votes
102k
views
Which equation has no solution? A. 8 - (5v + 3) = 5v -5 B. 3m - 6 = 5m + 7 - m C. 3w + 4-w =5w - 2 (w - 2) D. 7y + 9 = 7y - 6
answered
Sep 21, 2016
Mathematics
high-school
5
votes
157k
views
What is sin^2x/1+cosx
answered
Jul 18, 2016
Mathematics
high-school
4
votes
161k
views
Explain how you know that 7/12 is greater than 1/3 but less than 2/3?
answered
Apr 26, 2015
Mathematics
middle-school
3
votes
154k
views
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