Answer: immediate hypersensitivity: allergic contact dermatitis
Explanation:
I believe the correct answer is the presence of harmful bacteria.
Answer:
Gene flow is partially responsible for <u><em>genetic variation</em></u>.
Explanation:
In ecology, gene flow can be described as the transfer of genes from one population of a species to another population of a species. Gene flow will result in the changing of the allele frequency of a population. As a result of gene flow, there will be more genetic variation among the population. Gene flow is also termed as gene migration. The gene flow causes the gene pool of a population to change.
The three ways or approaches that one can do to slow down
extinction or in a way to preserve biodiversity are the following;
-
Breeding endangered species that may preserve
and multiply their species
-
Protecting the endangered species in a way that
they should not be held captive, be sold or kill for materialistic goods or
food products
-
Prevention of using animal testing in factories
and companies
Phosphorus cycle.
Hope this helps :)