Hey there!
The answer is hydrogen.
Hydrogen is the most abundant element in the <em>universe</em> and is part of the atomic makeup of most celestial objects and even ones on Earth.
Hope this helps!
Answer:
<em>Scientific models</em><em> are used to predict and elaborate the behaviour of the real objects in the field of physics, chemistry, ecology and earth science. </em>
<em>It is used to gain improved </em><em>understanding of the processes and systems. </em>
Explanation:
However, every model have some limitations because they are not the representative of every possible scenario. For instance, relationship between time and distance is the idea model, study of cell and its various parts uses physical model, predicting earthquake uses computer model.
DNA
plasma membrene
cytoplasm
Ribosomes
I wanna say all of the above but I could be wrong
