<span>Senescence is about growing old. When one is very old, the body naturally deteriorates, and this includes the cells of the body which make up tissues and then organs. The daughter cells not being sustainable is a vital factor in the body gradually being unsustainable.</span>
A Multi-Celled organism has many cells (more than one). Examples would be plants, humans and animals/mammals.
A Single-Celled organism only has one cell that makes up it's entire self. Examples would be bacteria and archaea.
The answer would be: right occiput anterior (ROA)
Presentation of fetus determines which part of their body that will be delivered first. Some presentation will have bigger surface area than others which could complicate the process of the labor. In this case, the baby back in on the right <span>between the midline and lateral surface of the abdomen, so the occipital area should be at the anterior of the pelvis.</span>
<span>A gradual increase in atmospheric carbon dioxide would warm earths atmosphere becuse carbon dioxide is <em>a greenhouse gas</em></span>