Answer:
The correct answer is b. The oldest generally accepted fossils of large animals range in age from 565 to 550 million years old.
Explanation:
The oldest one of them all is the hematite tubes, that are dated about 3.77 billion to 4.2 billion years and it's from a yet unknown bacteria.
Answer: Depending on the species they mightreproduce asexualy or they will adapt to have offspring.
Explanation:
Should be called the Manubrium!
Answer:
B.
Explanation:
whenever a organism grows the cells seperate to make up more room for the organism to keep growing until adulthood to elderly-hood
