Answer:
It contains 2 or 3 ppm of oxygen concentration.
Answer:
D
Explanation:
Plant cells have chloroplasts to turn light energy into glucose through photosynthesis, but animals do not, since animals do not make their own food.
Answer:These include closing the doors and windows in the evenings to prevent entry of mosquitoes into human dwellings; using mosquito repellant lotions, creams.
Explanation:
The answer is A or the first one
Naturally it will be very unstable. Likely cause bad weather or such
