Why are y and X chromosomes exceptions to the general pattern of homologous chromosomes? What is the name given to the x and Y chromosomes

equal distribution i think.

wait any answer choices plz

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg