Which of the following is not a hormone and neurotransmitters except A) epinephrine
B)dopamine
C) serotonin
D) acetylcholine

c

Explanation:

serotonin as it has neuro cells which can be fixed changed or duplicated.

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation

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