Like mitochondria, chloroplasts likely originated from an ancient symbiosis, in this case when a nucleated cell engulfed a photosynthetic prokaryote. Indeed, chloroplasts resemble modern cyanobacteria, which remain similar to the cyanobacteria of 3 million years ago.
Your doctor will test your blood glucose in the office. If it is below 100 milligrams of glucose per deciliter of blood (mg/dL), it is normal. Borderline diabetes or prediabetes occurs when your fasting blood glucose is between 100 and 125 mg/dL. A level of 126 mg/dL or above indicates diabetes.
slide 1 of 4. If you're a diabetic, you probably check your blood sugar levels often. But blood sugar levels do not always give you the best picture of how your body is able to metabolize blood sugar. For example, you might check your blood sugar one morning to see that it is 94 mg/dl.