Answer:
I Believe your answer would be
All Of The Above
Explanation:
have a nice day!
Answer:
Tundra
Explanation:
Ocean is the most stable biome, provides the majority of earths food and oxygen.
Rainforest provide 20% of earths food production. Also stable.
Grasslands although the don't get much rain it doesn't compare to the harsh weather that Tundra's face.
Tundra's is a very fragile environment. The freezing cold temperatures makes it a very difficult environment to survive in the winter, and plants and animals have a hard time coping with any extra stresses and disturbances. Therefore making it the least stable out of the rest listed.
Boys shoulders broaden and voice deepen, Girls start having menstrual periods and develop breast. <span />
Answer:
o Glucose, which required light, water and carbon dioxide to form this substance
