Layla was duicussing relationships of organisms with her friend Lucy. Layla stated that competitive relationships occurs between organsioms of the same species. Lucy said that competitive relationships can also occur between two different types of species. Which best explains who is correct.

this protocol provides a detailed procedure for co-immunoprecipitation (co-ip) to identify protein–protein interactions.

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photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.