However, Genetic variation increases the chance that some members of a population will be able to adapt to their environment. 11.2 Natural Selection in Populations Populations, not individuals, evolve. Natural selection acts on distributions of traits in a popu-lation.
Personalized health review for Avocado, Hass, Small: 236.1 calories, nutrition grade (A), problematic ingredients, and more. Learn the good & bad for 250,000+ products. Alternatives
The Skinny on the Fat and Calories. Avocados are high in fat. But it's monounsaturated fat, which is a good fat that helps lower bad cholesterol, as long as you eat them in moderation.Avocados have a lot of calories. The recommended serving size is smaller than youâd expect: 1/5 of a medium avocado (or 1 ounce) is 50 calories.utrient All-Star. Avocados offer nearly 20 vitamins and minerals in every serving, including potassium (which helps control blood pressure), lutein (which is good for your eyes), and folate (which is crucial for cell repair and during pregnancy).