Enzymes are catalysts, meaning that they are proteins that speed up reactions. So without them, there would be barely any activity.
Answer:
Aa x Aa
Explanation:
AA x aa would produce Aa, Aa, Aa, and Aa.
Aa x Aa would produce AA, Aa, Aa, and aa.
aa x Aa would produce Aa, Aa, aa, and aa.
Answer:
True
Explanation:
It traps the particles and stops them from reaching your lungs and harming them.