Which is controlled by a positive feedback loop: blood glucose levels after eating or estrogen levels in the days prior to ovulation?

Estrogen levels days prior to ovulation

Explanation:

Estrogen is responsible for the reproductive system in women and high levels occur naturally during menstruation as compared to glucose levels in blood as the pancreas is constantly producing more insulin to lower the glucose in blood.

compost can be added to topsoil as a:

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b is dominant over the allele for the white fur.