Please help I am going on a trip so, please hurry Answer if you know
DO NOT COPY OTHER PEOPLE

I think this is correct

1. Organelle, cells, tissues, organs, organ systems, organisms, population, communities, ecosystems and finally biosphere.

2. (Human Body) Bone cells, Fat cells, Nerve cells.

3. neuron, a collection of neurons, nervous system, brain

4. Plants don't have a liver, stomach or lungs, while animal organ systems do.

Heohhdijwbiquvidivi... I’m sry

The principle of independent assortment describee how different genes independently separate from one another when reproductive cells develop.

The answer would be semen as a whole but the cells contained are called sperm and they fertilize the eggi hope this