Answer:
Air Pollution
Explanation:
Burning fossil fuels emits a number of air pollutants that are harmful to both the environment and public health.
Answer:
The correct answer is option B) "Species trees should be constructed using multiple loci (both nuclear and mtDNA)".
Explanation:
Gene genealogy is defined as the inference of relationships between individuals by using DNA testing in combination with the analysis of traditional genealogical and historical records. Gene genealogies could not be established using an unique genetic loci, since not always the same loci vary among individuals. Therefore, species trees should be constructed using multiple loci (both nuclear and mtDNA), to avoid erroneous inferences obtained by analyzing loci that do not vary among individuals.
Answer:
It is well known that the three main sources of demographic and social statistics are censuses, surveys and administrative records. These three data sources are the principal means of collecting basic demographic and social statistics as part of an integrated programme of statistical data collection and compilation.
Explanation:
The lipid bilayer work as cell membrane which check the flow of molecules in and out of the cell. It work like selectively semipermeable membrane.
Hope this help have a good day
