PLZ HELP WILL GIVE BRAINLIST Hailey is comparing and contrasting various forms of cellular reproduction, and she focuses her research on meiosis. Meiosis is important for sexual reproduction because it gives sex cells (gametes) what unique feature?

Group of answer choices.

They contain only half the genetic material of the parent.

They are able to exist outside of the organism.

They are smaller than all other cells in the body.

They are able to exist outside of the organism.

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements

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