The answer to your question is where a cold ,dry air mass meets a warm ,moist air mass. Tornadoes usually form where a cold ,dry air mass meets a warm ,moist air warm.
Answer:
1) vacuole= ur school canteen (if u hve one)
2) chloroplast = ur science teachers
3) lysosomes= ur MATH TEACHER!!!!!!!!! lol
4)NUCLEUS=UR PRINCIPAL'S OFFICE
5)Golgi body = ur school bus
6) cell wall= guards at ur school
Circulatory -
Brings oxygen and nutrients where it is needed, removes toxic chemicals, maintains a stable body temperature
Digestive -
Food and nutrients are absorbed in the small intestine. These nutrients are necessary for other body systems to maintain homeostasis.
Excretory -
Removes all waste from the body, kidneys filter chemicals, liver filters toxins