maraci0eRisanuvasha maraci0eRisanuvasha Today at 10:16 AM Biology Answered How many embryonic and adult tissue layers are found in jellyfish, hydras, and sea anemones? a. 1 b. 2 c. 3 d. 4 a. specialized vascular tissue. b. absorption alone. c. absorption and transpiration. d. osmosis and diffusion.