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olasank [31]
3 years ago
6

How much of our atmosphere is nitrogen?

Biology
2 answers:
vovangra [49]3 years ago
7 0
78 percent is the answer
taurus [48]3 years ago
6 0
78% is nitrogen, 21% is oxygen, 1% is other. 
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Nataly_w [17]

Answer:

Sarcomere

Explanation:

A myofibril or muscle fiber under an electron microscope shows alternate light band and dark bands.  These bands give the skeletal muscle and cardiac muscle a striated appearance. The light band is called the I- band or isotropic band, and the dark band is known as A- band or anisotropic band. In the center of the I-band Z-line is present. It is discovered from a German term Zwischenscheibe (between the disc). The portion of myofibril between one Z-line to the next Z-line is called sarcomere.

3 0
3 years ago
What is an example of stewardship? Please help me! Thank you! Your answer is appreciated!!❤️❤️
Maslowich
One example is planting a tree
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