The Moon is thought to have come from the Earth. In 1975, the giant impact hypothesis was put forward. This suggests that the Earth was hit by a planet about the size of Mars around the time of the formation of the solar system approximately 4.5 billion years ago, and the impact caused part of the outer layer of the Earth to spin off and form what is now the Moon.
C. At a pH of 8, the enzyme starts to denature and changes shape.
the Ozone Layer is the answer
The iodine can change the color of the starch to a deep blue to black color.
The answer u r looking for is- D* failure of the immune system to distinguish self from nonself. Hope I’ve helped ;)
