How were the discoveries of schleiden and schwann alike?

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.

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone

Why do mountaineers become breathless as they reach high altitudes