Back to Questions
Want to know:
A certain species of salamander was split into two populations by a wide, dry valley, and the populations began to diverge from each other. After a period of time, some members of the two populations began to interbreed in a hybrid zone at the southern end of the valley. Only weak reproductive barriers existed by this time, so the two populations could freely interbreed and re-establish gene flow. This outcome in a hybrid zone is known asA) ReinforcementB) SpeciationC) Punctuated EquilibriumD) StabilityE) Fusion
Get a detailed, AI-powered explanation for this question and thousands more on StudyFetch.
Get the Answer for FreeHow StudyFetch Helps You Master This Topic
AI-Powered Answers
Get instant, detailed explanations powered by AI that understands your course material.
Deep Understanding
Go beyond surface-level answers with step-by-step breakdowns and examples.
Personalized Learning
Spark.E adapts to your learning style and helps you connect ideas.
Practice & Test
Turn any question into flashcards, quizzes, and practice tests to solidify your knowledge.
Explore More Questions
- "This morning the mob again gathered in front of the Central High School of Little Rock, obviously for the purpose of again preventing the carrying out of the Court's order relating to the admission of Negro children to the school."Whenever normal agencies prove inadequate to the task and it becomes necessary for the Executive Branch of the Federal Government to use its powers and authority to uphold Federal Courts, the President's responsibility is inescapable."In accordance with that responsibility, I have today issued an Executive Order directing the use of troops under Federal authority to aid in the execution of Federal law at Little Rock, Arkansas."President Dwight Eisenhower, national television and radio address, 1957Which of the following events represented a continuation of the development discussed in the excerpt?AThe advocacy for the passage of the Civil Rights Act of 1964BThe opposition of activists to the Plessy v. Ferguson decisionCThe increasing debates over racial equality by African American military veteransDThe Great Migration of African Americans from the rural South to urban areas in the North and West
- penpencilcrayoneraserscissorsrulerpaint/ paint brush
- Short-term effects of exercise in diabetes:- T1DM: well-controlled diabetics --> decrease in blood _____; poorly controlled diabetics --> increase in _____- T2DM: improves insulin _____ as it does in non-diabetics