<em><u>Answer</u></em>
<em><u>about 3.9 billion years ago</u></em>
<em><u>about 3.9 billion years agoThe most recent common ancestor of all currently living organisms is the last universal ancestor, which lived about 3.9 billion years ago.</u></em>
Answer:
He developed the theories of gravitation in 1666, when he was only 23 years old. Some twenty years later, in 1686, he presented his three laws of motion in the "Principia Mathematica Philosophiae Naturalis." The laws are shown above, and the application of these laws to aerodynamics are given on separate slides.
Explanation:
Explanation:
They differ when they have the same chemical composition but the way in which they are arranged or put together is different.
Land use is when an area is used for a specific purpose. There are five types of land use: residential, agricultural, recreation, transportation, and commercial.
Carnivores also rely on plants because the herbivores are their source of food, and the plants feed the herbivores.
