Plants play a crucial role in carbon cycle because they?
Allow
Carbon to enter the ecosystem through photosynthesis
How are humans affecting the balance of carbon in the atmosphere
Burning fossil fuels has increased
Where would an ecologist be least likely to go study primary succession?
a place that already has a ecosystem
What kind of natural disaster helps some forest communities by allowing some trees to release their seeds by cleaning away deadwood and by encouraging new growth?
A fire
Cell wall because their has to be something protecting it.
Because they will grow really long if you don't
Explanation:
The human erythrocyte adopts a distinctive biconcave disc form in vivo. ... It has been suggested that this shape maximises the surface area to volume ratio and thus expedites diffusion.
