Biology, 01.07.2019 13:30 nolangriffin
Darwin concluded that organisms on the galápagos islands a. had changed over time. b. had remained the same. c. were the result of selective breeding. d. had no variations.
Answers: 2
Biology, 22.06.2019 06:30
To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement
Answers: 3
Biology, 22.06.2019 10:10
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?
Answers: 1
Biology, 22.06.2019 10:30
During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing
Answers: 2
Biology, 22.06.2019 18:10
1. an enzyme is considered a(n) because it speeds up a chemical reaction without being used up.2. in a catalyzed reaction, a reactant is often called a(n) . an enzyme is specific because the shape of its matches only particular reactants.4. an enzyme speeds up reactions by lowering the . the between an active site and its substrate often strains bonds and the reaction proceed.6. a( , which is often a vitamin, binds to an enzyme and plays a role in catalysis.7. high temperatures or changes in ph can an enzyme, causing it to lose its shape and biological activity.
Answers: 2
Darwin concluded that organisms on the galápagos islands a. had changed over time. b. had remained t...
Computers and Technology, 21.08.2019 16:30
Mathematics, 21.08.2019 16:30
Mathematics, 21.08.2019 16:30
History, 21.08.2019 16:30
Computers and Technology, 21.08.2019 16:30
Social Studies, 21.08.2019 16:30
Mathematics, 21.08.2019 16:30