What is the parent cross for this couple ? Do a Punnett square on your own (don't include it) What is the phenotype ratio for the offspring of these parents? A: B : AB : O .

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?