Which conservationist encouraged the public to view the environment as many working parts, or what is now known as an ecosystem? 1points a aldo leopold b bob marshall c john muir d rosalie edge

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers

friedrich meischer discovered it in white blood cell