In glucose, each carbon forms how many bonds, and of what type? A. one hydrogen bond
B. one hydroxyl bond
C. one hydrogen and three covalent bonds
D. four ionic bonds
E. four covalent bonds

There are specialized producers that live in warm water vents deep in the ocean. these producers do not per-form from photosynthesis, but instead perform a similar process with iron and other chemicals. why do you think these producers use this process instead of photosynthesis?

Parasitism could be considered a form of which of these types of relationships? -mutualism -commensalism -predator-prey -mimicry

What would happen if the krill were removed from the food web