Answer:
The cell membrane is label 1.
Explanation:
The cell membrane is a biological membrane that separates the interior of all cells from the outside environment which protects the cell from its environment.
MP3 player is a storage device for musics and it can hold as many music as the storage would allow it. Varieties of these device could be made of many different materials such as durable plastics and metals. the most common metal used for this device is zinc. Thus, the answer is B.
short whiskers and short whuskers
An example of a haploid cell is the sperm cell. A haploid cell has a complete set of chromosomes. Through meiosis, a haploid cell called the gametes is produced. Haploid cells could also refer to the number of chromosomes in an egg or a sperm cell.