The Cambrian explosion was a period at the Pre-Cambrian boundary of the geologic time scale at 542 Ma. At this boundary, the fossil record shows that animals suddenly appeared in a dramatic radiation of life. A radiation is the relatively rapid development of new types of organisms that derive from a common ancestor. The Cambrian explosion is important because it marks the origination of all major animal groups called phyla.
Answer:
The additional questions are listed in the explanation
Explanation:
1. For how long has C.J. been drowsy
2. What have C.J.'s blood glucose levels been running?
3. How much fluid has C.J. been able to keep down over the past 3 days?
4. How often has C.J. been vomiting over the past 3 days?
Answer:
A
Explanation:
The supply of labor decreases because of a decrease in the after-tax wage rate this decreases a labor decreases the potential output of an economy known as GDP
Answer:
FALSE MY GOOD SIR!!
Explanation:
It was once considered algae but it has been reclassified based on recent research.