Each nucleotide, in turn, is made up of a nitrogenous base, a pentose sugar, and a phosphate.
The iron is attracted to magnet since it is highly magnetic. Sand is not a magnetic material therefore not attracted by the magnet. So the mixture is separated
Answer:
A cell membrane is made of two layers.
The cell membrane is composed by a phospholipid bilayer where the interior side is hydrophobic and non-polar, while the outside is hydrophilic and polar
Pores and proteins in the cell membrane allow passage through it.
The pores and proteins in the cell membrane have several functions such as, for example, cell signaling (proteins) and selective transport (pores)
Photosynthies or however you spell that
They had to change they way they live which is quite difficult it is like you going to a new school in a new state and not being used to anyone
