Nan experiment, a scientist notices that an enzyme’s catalytic rate decreases when the ph of the environment is changed. which of the following best summarizes the effect of ph on the enzyme? ph changes the atomic structure of the enzyme. ph changes the ability of them he enzyme to dissolve in water. ph changes the shape of the enzyme. ph takes energy away from the enzyme, thus slowing it down.

“in 1492 columbus sailed the ocean blue” is an example of: a)explicit memory b) procedural memory c) semantic memory d)episodic memory

What advantages does a pedigree have over a written passage?

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?