A 100-pound bag of makes 345 pounds of nitrogen with hydro
Nerve cells is the correct answer :)
Answer:
D) antibiotic
Explanation:
Because there’s nothing you can do about a virus other than take the vaccine, but when you get it, you need antibiotics to help your immune system fight it off.
Answer: They have a backbone
Explanation: Humans and fish are both vertebrates. Vertebrates are organisms with a backbone.
