35 POINTS AND BRAINLIEST FOR PPL WHO GET IT RIGHT. CALCULATE: Imagine you have a five-step food chain. If 100 percent of the energy is available at the first trophic level, what percentage of energy is available at the highest trophic level? (SHOW WORK) Using your calculated numbers, explain why there is less BIOMASS at the top of the food chain.

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16

Do plant cells perform cellular respiration?