I think the glycolysis occurs in the cytosol.
The correct answer is <span>A) Habitats are opened up for less competitive species.
Moderate disturbance, like predation or bioturbation, can increase the biodiversity in a habitat because it can prevent a highly competitive species to become dominant and exclude other species that compete for the same ecological niche in the habitat.</span>
Explanation: Scientists believe the increased risk is due to the extra chromosome, chromosome 21, that causes Down syndrome. Persons born with Down syndrome have three copies (instead of the normal two copies) of this chromosome.