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
Similar to coconuts, avocados are sometimes snubbed because of their high fat content. The Value of Healthy Fat. One cup of avocado cubed contains about 240 calories and 22 grams of fat. But, donât let this fat fact scare you. An overripe avocado has dark skin and loads of give â if you squeeze too hard it will bust. 2  The best avocado is the one that is somewhere between ripe and overripe. 3  Of course, if you are not going to eat your avocado right away, choose one that is unripe and let it sit for a few days to ripen.