Yes, the cell membrane regulates what enters the cell and leaves the cell. The cell membrane is a fluid mosaic consisting of a phospholipid bilayer and integral and peripheral proteins. The proteins of the membrane serve many purposes: transport, receptors, etc. The cell membrane is amphipathic, meaning is has hydrophilic and hydrophobic regions.
Both geese and seagulls are large birds. The contrasts is that geese migrate thousands of miles a year and seagulls do not. They also do not eat the same things - geese eat seeds and plants, seagulls eat around garbage dumps. Therefore, the answer is C. feeding habits and migration.
Answer:
Since it has no charge it would have 20 electrons .
The answer should be rain water
In our community the ecosystem provides fresh drinking water via pipes called citywater or ground water. It should be protected well, because it is our cities only source of clean water, ''purified''.
