Answer: A
Explanation:
Our universe was born from the Big Bang about 13.5 billion years ago. ... Our solar system began forming about 4.6 billion years ago within a concentration of interstellar dust and hydrogen gas called a molecular cloud. The cloud contracted under its own gravity and our proto-Sun formed in the hot dense center.
You notice pest droppings in various locations of your home. There is clear evidence of nesting in your home from various rodents. Holes and gnaw marks have appeared on your floors, cabinets, or walls. Complaints from neighbors regarding several rodents or other insects running amuck
<span>Are pollution can cause acid rain and the acid rain can hurt lots of living things. </span>
What are the answer choices?
Answer:This protein uses the energy released from hydrolysis of ATP (adenosine triphosphate) to pump three sodium ions out of and two potassium ions into the cell. ... Transport that directly uses ATP for energy is considered primary active transpor
Explanation: