WebDec 31, 2024 · Gametic incompatibility, where the sperm and egg cannot fuse properly Zygotic mortality , where the zygote does not form properly and dies Hybrid inviability , where the zygote may begin to ... WebA) the postzygotic barrier called hybrid inviability B) the postzygotic barrier called mechanical isolation C) the postzygotic barrier called hybrid breakdown D) gametic isolation E) the prezygotic barrier called hybrid sterility 9) 10) Theoretically, the production of sterile mules by interbreeding between female horses (mares) and male donkeys …

Multiple choice. species ecological isolation D Question 3 3 pts...

WebInterruption may be due to geographic separation, or it may be initiated by some genetic change that affects some individuals of the species but not others living in the same … WebThe answer is yes. We call the process of speciation within the same space sympatric. The prefix “sym” means same, so “sympatric” means “same homeland” in contrast to “allopatric” meaning “other homeland.”. Scientists have proposed and studied many mechanisms. One form of sympatric speciation can begin with a serious ... jan ullrich cycling

Inviability - definition of inviability by The Free Dictionary

WebHybrid inviability-Babies don't survive well Hybrid breakdown Modes of speciation - either gonna be allopatric and or sympatric speciation Allopatric speciation - new species form due to a geographical barriers separating populations-Describe original population-Describe geographical barrier - stops gene flow-You get mutation which gets a new phenotype … WebTranscribed image text: The evolution of reproductive isolating barriers that act after a fertilization occurs can result from a number of different mechanisms, including: Hybrid physiological sterility Ecological inviability Prezygotic, extrinsic isolation Gametic isolation Hybrid inviability The figure below was part of a recently published … WebThis preview shows page 493 - 496 out of 884 pages. 52) Which of the following reduces gene flow between the gene pools of the two species on Sao Tomé, despite the existence of hybrids? A) hybrid inviability B) temporal isolation C) hybrid breakdown D) a geographic barrier E) hybrid sterility 52) 11. janumet and actos