Answers by Jan Petzold
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Answers by Jan Petzold

Answers by Jan Petzold
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What are the main ideas behind the cell theory? Check all that apply.
answered Dec 15, 2021
2 votes
235k views
Which act led to the loss of Indian land from 155 million acres to 48 million acres? ​
answered Oct 13, 2021
3 votes
126k views
What is the Characters of “The foolish donkey”
answered Sep 8, 2021
0 votes
162k views
PLEase HeLP I NEeEd it for my progress report please help
answered May 20, 2021
1 vote
14.6k views
ANSWER QUICK PLEASE !!! Explain how a greenhouse stays warmer than its outside.
answered Apr 7, 2021
1 vote
82.1k views
Which source of pollution is omitted from the Clean Water Act?
answered Mar 22, 2021
5 votes
203k views
How do people in south asia adapt to the physical geography?
answered Mar 7, 2021
4 votes
28.1k views
What is the median of the data? 12, 17, 16, 10, 20, 13, 14, 14, 12, 12, 19, 18 16 15
answered Feb 13, 2021
5 votes
5.6k views
Best Birdies produces ornate birdcages. The company's average cost per unit is $22 when it produces 2700 birdcages. If $5700 of the costs are fixed, and the plant manager uses the cost equation to predict
answered Jan 24, 2021
1 vote
108k views
How many monosaccharide molecules are needed to form one sucrose molecule
answered Nov 12, 2020
1 vote
175k views
Solve the system of equations. 3x + 4y = -23 2 = 3y +1 y = x =
answered Oct 21, 2020
4 votes
197k views
Q 30.27: The nucleus of the hydrogen atom has a radius of about 1.2 x 10-15 m. The electron is normally at a distance of about 5.3 x 10-11 m. Assume that the hydrogen atom is a uniform sphere of radius
answered Oct 17, 2020
3 votes
116k views
Can you please proofread my Spanish text? Pretty please? ¡Hola a todos! Hoy hablo de las maneras de celebrar las festividades en España y Bélgica. La Nochebuena y la Navidad En Bélgica, celebramos la Navidad
answered Oct 12, 2020
2 votes
55.2k views
PLEASE HELP!!! Given the functions, f(x) = 6x + 2 and g(x) = x - 7, perform the indicated operation. When applicable, state the domain restriction. (f/g)(x)
answered Sep 7, 2020
3 votes
170k views
To add the suffix able to port requires a spelling change. True or False?
answered May 20, 2020
6 votes
118k views
A town doubles its size every 5 years. If the population is currently 1,000, what will the population be in 15 years?
answered Mar 6, 2020
3 votes
189k views
How is surface water formed
answered Feb 15, 2019
4 votes
104k views
A 57 year old male presents today for treatment of non healing ulcer on his right ankle with breakdown of the skin. What is the icd 10 cm code for this case
answered Feb 9, 2019
4 votes
227k views
Life for the average ancient Egyptian was carefree and easy yes or no.
answered Jan 19, 2019
1 vote
177k views
the park family is staying at a hotel near an amusement park for 3 nights the hotel cost $129 per night how much will there three nights stay in the hotel cost
answered Jan 1, 2019
5 votes
147k views
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