If the amino acid sequences in homologous proteins of two organisms are similar, what can you conclude about the dna of the two organisms?

What is the first step in a life cycle of a plant reproduce sexually

Ausable water source is one that can be used by humans for drinking or agriculture. identify the water reservoirs as usable or unusable based on their current state. oceans rivers glaciers freshwater lakes groundwater

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?