Mutations are changes in the DNA of an organism. Examples of beneficial mutations include HIV resistance
Enzymes are proteins that speed up chemical reactions without being used up.
Plants go through a process called photosynthesis where they take in carbon dioxide from the atmosphere (as well as water and sunlight), and they turn it into oxygen (so we can breathe) and glucose (sugar)!
Answer:
The tuba
Explanation:
The tuba produces sound by vibrating or buzzing the lips into a large cupped mouth piece. It produces different pitches by changing the mouthpiece.
Answer:
.I do not have an answer for this
