View the illustration below and answer the questions. Which organism is found in the oldest rock layer?

Which organism is found in the youngest rock layer?

The Gastropod is found in multiple rock layers. What does this indicate?

Which organism is the oldest- the Crinoid or the Ammonite? How do you know?

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.

the answer is c on e2020, bud.

1. b.

2. d.

3. a.

5. d.

6. c.

these are the only ones that i know, i hope this , and good luck.

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.