15. DNA is referred to as the

Chromosome 15 contains a cluster of imprinted genes in the q11-q13 region, many of which are involved in brain development and function and normally undergo exclusively maternal expression.

Explanation:

Deoxyribonucleic acid

Explanation:

This molecule contains the genetic code of organisms

answer; i believe the correct answer to the above question is ( friction)

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