4) How do the number and diversity of microfossils change throughout the stratigraphic column? Hypothesize what may have caused the changes you see in the fossil record.

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Why did adult crab numbers decline in he ecosystem, even though sea stars were still available?

Identify the structures ! 20 points