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
Best Answer: Here: http://www.thedailyplate.com/nutrition-c... a medium sized avocado has 161 calories for the whole thing. And the results do vary based on the site. Thedailyplate.com (the link I posted up there) is probably the best site I have found for looking up food. medium sized avocado has 161 calories for the whole thing. And the results do vary based on the site. Thedailyplate.com (the link I posted up there) is probably the best site I have found for looking up food.