Answer:It is known as a concentration gradient which in diffusion will always flow from ares of high concentration to areas of low concentrations
So i believe the answer to this is A.
Explanation:
The best way to prevent cholera is to promote healthy sanitation practices and to filter and treat drinking water sources. Cholera bacterium is usually found in water or food sources that have been contaminated by feces from infected person with cholera. It is mostly found and spread in places with inadequate water treatment, poor sanitation, and inadequate hygiene.
This is an example of microevolution.
Microevolution represents a small change in the genetic structure of the population. These changes manifest through the change in the allele frequencies of genes like in the case of dung beetles.
The causes of microevolution are evolutionary mechanisms, natural selection, genetic drift, mutations and gene flow.
It’s the second one. H,D,C,F,B,G,E,A
You would have .3 of a chromosome for each new cell
