<span>Gases such as helium can escape the Earth's atmosphere in various directions and speeds depending on the situation. Find out about how gases such as helium can escape the Earth's atmospherewith help from an experienced educator in this free video clip.</span>May 5, 2014How Can Gases Such as Helium Escape the Earth's Atmosphere ...<span>https://www.youtube.com/watch?v=PG8SqwYwgk0</span>
Robert Hooke used the term cells to describe units in plant tissue (thick cell walls<span>could be observed). Of course he saw only </span>cell walls<span> because </span>cork cells<span> are dead and without protoplasm. He drew the cells he saw and also coined the word cell.</span>
Answer:
Mitosis is the process in which the nucleus of a eukaryotic cell divides. During this process, sister chromatids separate from each other and move to opposite poles of the cell. This happens in four phases, called prophase, metaphase, anaphase, and telophase
Answer:
The sun
Explanation:
The is because the sun is the souce of energy
