Active transport Adequate Intakes Anemia Animal-based protein Bicarbonate Bile B-vitamins carbohydrates case-control catalyst cause and effect Clostridium cross-sectional Daily Value Dietary Guidelines for Americans discretionary calories DRI E. Coli emulsifier enzyme epidemiological epinephrine essential Estimated Average Requirement (EAR) experimental effect Facilitate diffusion fat fatigue fiber food borne illnesses Food has 20 grams of protein per serving, and a total of 540 calories, what % of total calories are from protein

Me brainliest 1. what does a red shift mean? blue shift? 2. describe the big bang theory. according to this theory, how old is the universe? 3. scientists believe the universe is expanding. what is the evidence that supports this? 4. describe a nebula.5. describe the 3 types of galaxies. what is a barred spiral galaxy? 6. what is a light year? how far is alpha centauri from earth? 7. describe the universal law of gravitation. be sure to include gravitational force between two objects.8. describe the planets’ orbits around the sun.9. what is the asteroid belt? where is it located? 10. describe rotation and revolution of earth. what determines an earth day and year? 11. how do galaxies exist? 12. compare and contrast the inner and outer planets.13. what causes the seasons?