It started in 1798, to the 1800. This period is when the human population began to grow at a faster rate then any other time in history.
>Got my answer right on gradpoint<
The answer is 300 years ago.
The answer choices were.
A 300 years ago
B 8,000 years ago
C 20,000 years ago
D 1,000 years ago
Explanation:
Large numbers of neutrophils reach the site of injury first, sometimes within an hour after injury or infection. After the neutrophils, often 24 to 28 hours after inflammation begins, there comes another group of white blood cells, the monocytes, which eventually mature into cell-eating macrophages.