3. What is true of a gas? A. A gas has a fixed shape and will expand or shrink to fill any container.
B. A gas has a fixed shape and has the same volume in any container.
C. A gas has a changeable shape and will expand or shrink to fill any container.
D. A gas has a changeable shape and has the same volume in any container.

Free brainliest! what is a characteistic of the american stradfordshire?

How did the miller-urey experiment impact the way scientists think about the origins of life? use what you know about the miller-urey experiments to discuss the factors needed for life to arise, and speculate on whether life could arise on another planet.

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.