A sea star is shown in the diagram. What are the functions of the structures labeled X?
O food and waste transportation, protection
O protection, sweeping food into mouth
O respiration, food and waste transportation
O movement, capturing prey
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7th grade question (easy) look at the diagram of the food web. the arrows mean eaten by. what would happen if the number of snakes went down? answer choices are in the image.

How does a lytic infection differ from a lysogenic infection?

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.