Answer: Organelles, Cell, Proteins, Tissue, Organ, Organism.
Explanation: I hope this helps, I had this subject a month or so back and I still have my notes.
Answer:
Explanation:
I would honestly say go for it!
B:Selection is your answer
I’m guessing friction of the wheels and the floor help stop it, or the friction of the brake and the wheels cause the wheel to stop moving thus stopping the bike
Brake applied->brake stops wheels from turning->wheels and the floor cause friction and stop the bike
I’m probably wrong but trying to help
In mrna adenine pairs with uracil (which replaces thymine) and guanine and cytosine pair up soo the complementary mrna strand would be cuuaag