Answer:
In the 1857 Dred Scott decision, the U.S. Supreme Court ruled that African Americans were not citizens of the United States.
Explanation:
Answer:
Explanation:
Due to chromosomal duplication and gamete fusion, reproductive differences are inherited from birth. Non-reproductive variants, which can occur before or after birth, are unrelated to variations caused by the fusing of gametes.The primary cause of changes that are not reproductive is a mutation in the DNA sequence.MUTATIONS-A mutation is a sudden, inheritable change to the DNA sequence.X-rays, other high power radiations, or other causes may be to blame for causing mutations.
Answer:The demand curve for doughnuts will shift to the left.
Explanation:
For close substitute products the effect on the price of one substitute will affect the demand of the other substitute, if one substitute faces price fall the demand of the other substitute will fall .
How does Shifts in demand occur?
Depending on the demand the curve will shift to the right or left
When the demand increases the demand curve shift to the right .
Which may be due to things like a price increase of a substitute or a price fall of the complement.
This shift to the right is mostly determined by how popular a product is which could make people buy it irrespective of how much it cost.
Decreases in demand will result in shifting of a demand curve to the left which may be due to a price fall of the substitute product or a rise price of the complement or when people no longer have enough money to buy the product.
