One of the many good things about spring is that without it, and without the absence imposed by fall and winter, we flawed mortals might fail to appreciate the beauties around us. So much of the wonder of spring is found in the return of what was absent.
The second main difference is in the structure of the cell itself. Animal cells are smaller than plant cells and have a membrane around them that is flexible and allows molecules, gases and nutrients to pass into the cell. Plant cells are larger and in addition to a membrane they have a rigid cell wall.
Plant cells have a cell wall, but animal cells do not.Plant cells have chloroplasts and chlorophyll, but animal cells do not.Plant cells contain plastids, but animal cells do â¦not.Plant cells generally have a more rectangular shape because the cell wall is more rigid.