Answer:
Meat and meat products (beef, chicken, lamb, pork or kangaroo)
Fish and seafood.
Eggs.
Dairy food such as milk and yogurt (also carbohydrate)
Beans and pulses (also carbohydrates)
Nuts (also fats)
Soy and tofu products.
Explanation:
A primary air pollutant is directly from the source and secondary pollutants are omitted from two or more different primary pollutants interact with each other in the atmosphere.
EX of primary: carbon monoxide, nitrogen oxide, sulfur oxid
EX of secondary: NO2 acid rain
Answer:
yes it is a useful mechanism
The answer to this question would be: 2^23
When the gene is dividing, the chromosome pair, which was made by 2 single chromosome, will be divided into two single haploid chromosomes. That means there is two kind of possibilities for each chromosome. If there are 23 chromosomes then it will be 2^23 possibilities
