Answer:
meiosis
Explanation:
meiosis occurs in reproductive organs
1. Support
2. protection
3. movement
4.blood cell production
5.storage of minerals
Answer: A.) The nitrogen cycle recycles nitrogen through an ecosystem, making it available to all organisms.
Explanation: Nitrogen is an essential nutrient for plants and a significant component of proteins, which all animals need to grow, reproduce and survive. The nitrogen cycle converts nitrogen into compounds that plants and animals can use.