They are organic 3
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3 point
The United States experienced a rapid growth of its population in the early 1900s. Which of the following factors did not contribute to this rapid population growth?
Immigration was greater than emigration.
More people moved from farms to large cities.
Advances in technology led to cleaner food and water supplies
The birth rate was higher than the death rate.

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?

The diagram shows the development of the oocyte and the follicle during the menstrual cycle. identify at which stage in the cycle the hormone levels are at their highest and most active.

Original sequence mrna: cag gga gca uua mutated sequence mrna: cag uga gca uua using the amino acid codon chart, what will happen to this protein sequence if the mutation shown occurs?