This zone is also used to designate base floodplains of lesser hazards, such as areas protected by levees. from 100-year flood, or shallow flooding areas with average depths of less than one foot or drainage areas less than 1. square mile.
Amitosis is also referred to as Binary fission or direct division. This type of division is employed by lower prokaryotes, not only for multiplication of cells but also for reproduction. In this context, a bacterial cell has been taken as an example of describe the process.
5.4.1 Introduction. Most cells reproduce to form identical copies, or daughter cells, for the purpose of growth or repair. This process is called mitosis. However, parental gametes the sperm and egg cells are unique from all other cells in that they reproduce through a process called meiosis. The purpose of meiosis is to shuffle genetic information and cut the cellular chromosome number in half, from 46 chromosomes to 23 chromosomes.