At the bottom is the common phospholipid ,phosphatidylcholine.lipids are a group of naturally occurring molecules the include fats ,waxes ,sterols ,fat-soluble vitamins.
Is the process where a cell changes from one cell type to another..
<span>Some plants produce flowers during the GROWING season. Growing is a verb functioning as an adjective.</span>
B. Group number
For example, Sodium(Na) is in Group 1 and Na^+ has a charge of +1.