Describe how the fossil record could be used by scientists to explain the evolution of a species. justify your response in two or more complete sentences.

Several billion years ago which gas was the least prevailant in the atmosphere

The term facultative anaerobe refers to an organism that

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.