Explanation:
Chromosomal crossover, or crossing over, is the exchange of genetic material during sexual reproduction between two homologous chromosomes' non-sister chromatids that results in recombinant chromosomes. ... Crossing over is described, in theory, by Thomas Hunt Morgan.
Answer:
Transboundary
Explanation:
Transboundary refers to a highly contagious disease that has the potential to spread extremely rapid irrespective of national boundary. They cause high mobility and motility in the susceptible animals. An example of such diseases include Avian Influenza and the African Swine flu.
Zoonotic disease is disease that can be transmitted from animals to Humans example anthrax.
Exotic disease refers to a disease that does not normally occur in a particular region
Emerging diseases are those that have recently appeared and are cases are rapidly increasing.
Epizootic are those that appear in a large number of animals in the same place at the same time
Answer:
it is both good and bad because if snakes were there the rats will not destroy the fields and if their will much snakes then they will kill humans so it is both bad and good
I hope u may understand the answer
<span>Somatic cells in a callus</span>
Answer: Convergent boundaries occur where the Earth's tectonic plates collide or move toward one another.
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