1. A fat molecule is composed of two types of smaller molecules, including only one molecule of . 2. A fat molecule also includes one, two, or three molecules. 3. A fat molecule with only one fatty acid is called a . 4. A fat molecule with three fatty acids is called a triacylglycerol, or a . 5. A fatty acid includes a carboxyl group (-COOH) at one end as well as a long . 6. The hydrocarbon chains found in fats store a lot of energy. They also make fats , or insoluble in water. Fill in above blanks. a. hydrophilic b. fatty acid c. triglyceride d. monoglyceride e. glycerol f. hydrocarbon chain g. hydrophobic

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?