In sweet peas there is a gene for flower color, with the allele for purple flowers (A) dominant over the allele for white flowers (a). In an isolated population of sweet peas the frequency of the individuals with purple flowers is 0.99, or 99%. If the population is in genetic equilibrium (Hardy-Weinberg equilibrium) for the flower color gene, then the frequency of individuals in the population with genotype AA should be:
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After WWI, Britain and France punished and humiliated German…
After WWI, Britain and France punished and humiliated Germany with fines and restrictions, leading to anger and desire for revenge among Germans. After WWII, the United States did not make this same mistake, but instead spent millions of dollars rebuilding old enemies. Though this spending was part of a Cold War containment strategy, it also had the effect of creating long-term peace instead of smoldering resentment.
Why was Harry Truman’s Fair Deal rejected by Congress? What…
Why was Harry Truman’s Fair Deal rejected by Congress? What’s wrong with aid to education, a federal health insurance program, a higher minimum wage?
The NAACP, Jim Crow, The Atlanta Compromise, W.E.B. Dubois,…
The NAACP, Jim Crow, The Atlanta Compromise, W.E.B. Dubois, the Harlem Renaissance are all associated with
PBS, Food Stamps, Medicare, Medicaid. All of these were crea…
PBS, Food Stamps, Medicare, Medicaid. All of these were created by the John F. Kennedy administration between 1961-1963.
The enormous environmental disaster that took place on the G…
The enormous environmental disaster that took place on the Great Plains in the 1930s was known as the
World War II evolved directly into what war between what two…
World War II evolved directly into what war between what two nations? How long did this war last?
What role has the Navy played in shaping American history? …
What role has the Navy played in shaping American history? In which of the following wars was US entry provoked by an incident involving a US navy ship (or ships)?
In the course of this class, we’ve seen two American preside…
In the course of this class, we’ve seen two American presidents – Theodore and Franklin Roosevelt, face terrible setbacks in their lives. Both responded by surmounting their hardships and turning weakness into strength. What about Hitler? Did he face a setback in life? How did he respond?
Let’s take a look inside the United States. What was America…
Let’s take a look inside the United States. What was American society like in the 1950s?