Answer:
Around 4.1 billion years ago, the first single celled life form appeared on Earth
Answer: if choice D is a virus , then its an exception to the cell theory
Answer:
Explanation:
In the spring, grass often dies near the roads that have been salted because, after salt has been applied and it fell on grasses, the salts penetstrate through the plant cell, and dehydrate water from the cells of the plant. Which result in loss of water in the cell and this make the cell not to be able to perform it's functions because of loss of water and hence because water us essential for it and it is lost, grasses dies.
Answer:
perhaps
Explanation:
it is dependant of our munition supplies A
