1 It usually contains only one type of producer.
2 It usually contains a great diversity of species.
3 It contains simple food chains that have more consumers than producers.
<span>4 It contains complex food webs that have more heterotrophs than autotrophs.</span>
Explanation:
ionic n vanderwaal both are interactions resulting in compounds/molecules
and the difference is the strength of them..ionic is stronger than the vanderwaals
Plasmolysis is the reason. The reason that the Elodea cell prevents from collapsing completely is that the Plasmolysis is the main reason because it always has water to keep it full. The answer in this question is Plasmolysis is the reason because it always has water to keep it full.
A doctor need to study chemistry: To know and understand the chemicals processes of matter in the body work which is for example insulin, DNA etc. and to study of all processes in a living organism. The three reasons to study chemistry is because chemistry can be useful in clearing up the natural world, preparing people for career opportunities and producing informed citizens. Some outcomes of modern research in chemistry can lead to technologies that aim to benefit the environment, preserve and produce energy, progress human life and multiply our knowledge of the universe. To help the citizen be a more informed citizen is to let them know how things work makes better decisions and use them better