Costs of fossil fuels:
-nonrenewable resource
-pollution
Benefits of fossil fuels:
-easy to use
-cheap
Costs of windpower:
-harder to get
-expensive
Benefits of windpower:
-no pollution
-inexhaustible
A signal cascade is a series of chemical reactions which are triggered by a stimulus acting on a receptor that is then transduced to the intracellular space through second messengers. Finally, effector molecules receive the signal causing a cellular reaction to the initial stimulus. A signal cascade is very useful because it facilitates and accelerates the communication between cells that could be in different parts of a living organism. This communication is vital for cell processes in complex multicellular organisms.
<span> it makes a tissue: a group of similar cells that work together to perform a specific job in the body.</span>
Explanation:
la respuesta está en la imagen de arriba
Congress wanted to raise money for the treasury because the needed to pay off war debts.
