Answer:
Los cromosomas se forman cuando la cromatina se condensa durante la división celular, sólo en este proceso son visibles. Este proceso es muy importante, ya que esta condensación o sobre enrollamiento, hace que se economice espacio, si esto no sucediera, la cromatina excedería el espacio nuclear disponible.
Answer:
Lactic acid fermentation
Explanation:
When sugars are broken down to energy and lactic acid in animal tissues and in microorganisms it is referred to as lactic acid fermentation. Unlike alcoholic fermentation, lactic acid can be further broken down to release the locked up energy should oxygen be made available.
International means it's involved with more than one nation, so it can't be A or B.