D)
Because a scientific theory is something that has been proven over the trials of many tests
Hope that helps :)
When our red-sensitive nerves in our eyes cannot respond to light properly this will result in color blindness - b.
When either of the three light-sensitive nerves in our nerve tracts; either green, red or blue, we become to color blind for a certain spectrum of light from nature.
The aortic valve prevents backward flow of blood into the left ventricle.
The story slowly changes by what people remember or how they interpret the story. DNA slowly changes overtime just like a story.
Answer: A
Explanation:
Cellulose is a structural part of the cell, and it allows it to stay sturdy. Thus, it would allow it to stand,
