The answer to this question would be: foraging and <span>protection
Cooperative hunting needs a big amount of number. It also poses a danger to the member as the animal you hunt can fight back. If you only herding, the amount of the people can be used for foraging or even protecting the worker.
Division of labor can be done in hunting too. Aerodynamic and hydrodynamic efficiency is used when bird or fish doing the migration. Their formation can make less energy used when moving in big number compared to when they moving alone.</span>
Answer: It is B, A, C and C
Explanation:
You were correct
The answer is alpha hemolysis. The other types of hemolysis are beta and gamma hemolysis. While beta hemolysis leaves a clear zone in the area around the bacterial growth, gamma hemolysis indicates that there is a lack of hemolysis and thus the agar is unchanged in the vicinity of a bacterial colony.
Answer:Convection currents in the upper part of the mantleExplanation:
Answer:
C
Explanation:
A catalyst is a substance added into a chemical reaction, that aids in the increase of the chemical reaction without the catalysts undergoing any chemical reaction. Thus the catalyst and the beginning of the reaction (reactant) is the unchanged at the end of the reaction (products).