The kingdom is a heterogeneous grouping of unicellular, colonial, and multicellular eukaryotes, including slime molds, brown algae, and diatoms.

you know they are heterozygous for a trait because they have it as jj or jj.

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