Embryonic differentiation<span> is the process of development during which embryonic cells specialize and diverse tissue structures arise. Animals are made up of many different cell types, each with specific functions in the body. However, during early embryonic development, the embryo does not yet possess these varied cells; this is where embryonic </span>differentiation<span> comes into play. The </span>differentiation<span> of cells during </span>embryogenesis<span> is the key to cell, tissue, organ, and organism identity.</span>
La arcilla es la más rica de los minerales del suelo, y contiene nutrientes como hierro, potasio y calcio. Las partículas más pequeñas del suelo provienen de la arcilla, la cual puede llegar a ser muy densa y difícil de ser trabajada.
I believe it is amino acids?
Answer:
Amber is the fossilized resin from ancient forests. Amber is not produced from tree sap, but rather from plant resin. This aromatic resin can drip from and ooze down trees, as well as fill internal fissures, trapping debris such as seeds, leaves, feathers and insects.
See attached image for most common formula of sulfuric acid.