Answer:
Without an oxygen atmosphere very few things could live on the early Earth. Anaerobic bacteria were probably the first living things on Earth. The early Earth had no oceans and was frequently hit with meteorites and asteroids.
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Answer:
A protozoa is animal-like
Explanation:
They share some traits of animals, they eat things outside of themselves.
Answer:
Metaphase 1: Microtubules of one pole are attached to kinetochores of one of the two chromosomes facing to the same pole. Metaphase 2: Microtubules are attached to the kinetochores of the centromere on either side of a single chromosome
Explanation:
Answer:
yea the correct answer is lungs
Answer:
cells divide for many reasons. For example, when you skin your knee, cells divide to replace old, dead, or damaged cells. Cells also divide so living things can grow. Organisms grow because cells are dividing to produce more and more cells
Explanation:
that's all I can answer but hope this helps a little have a good night :)