This drawing shows the internal anatomy of a sponge. what does the arrow down the middle represent?

Does the sun release radiant energy?

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?