Answer asap giving
mrs. ruhala set up an experiment where she tested for the presence of monosaccharides in food. she took a cracker and it tested negative for
monosaccharides. then she put the cracker in her mouth, chewed it up and then spit it out into a test tube. it now tested positive for
monosaccharides.
what happened?
a) the physical action of chewing broke down the lipids in the cracker and producing a positive reaction.

b) mrs. ruhala is a magical being

c) an enzyme in her mouth broke down the polysaccharides in the cracker into monosaccharides.

d) water in the saliva catalyzed the cracker proteins and broke them into monosaccharides.

20 point pls brianliest 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?