Nitrogen fixers are bacteria
Answer:
1. Earth's ozone layer is responsible for absorbing infrared and ultraviolet rays from the sun.
2. Changes in the composition of the atmosphere have caused gradual changes in earth's climate, causing changes in plant and animal life that contributed to mass extinctions.
3. Chemical chlorofluorocarbons (CFCs) have been banned and replaced with hydrochlorofluorocarbons (HCFCs).
4. Naturally occurring volcanic eruptions can produce large amounts of gases which contain sulfur. These gases accumulate in the atmosphere in the same way as man-made sulphuroxides.
Sorry, but after that I don't know.
Explanation:
Answer:
Alkali Feldspar
This very common mineral can be pink or sometimes a light brick-red, though usually, it is closer to buff or white. A rock-forming mineral with a pink or pinkish color is almost certainly feldspar.
Explanation:
I don't know about minerals but this one looks like that and has the same texture
Store raw meat, poultry and seafood on the bottom shelf of the refrigerator so juices don’t drip onto other foods and cause cross-contamination.
Answer:
Explanation:
the nucleus , it contain chromatin reticulum which later forms the DNA