In a way everything we eat depends on photosynthesis describe how a breakfast of bacon and eggs depends on photosynthesis

Both chickens and pigs are omnivores so they eat scrap, grain, and most importantly for this subject vegetables and fruits. Vegetables and fruits both came from photosynthesis, so when we eat bacon and eggs we are eating pigs and chickens that ate plants and vegetables that gained energy due to photosynthesis. At least that’s what I think

C14 dating since carbon is present in both living and no living objects .

The answer is lymph sinuses.