What results in a random mixture of paternal and maternal genetic material in each daughter cell during meiosis?Multiple choice question.Separation of sister chromatids during anaphase IIDuplication of an entire chromosome setRandom orientation of chromosome pairs during metaphase IPairing of homologous chromosomes during prophase II
Question
What results in a random mixture of paternal and maternal genetic material in each daughter cell during meiosis?Multiple choice question.Separation of sister chromatids during anaphase IIDuplication of an entire chromosome setRandom orientation of chromosome pairs during metaphase IPairing of homologous chromosomes during prophase II
Solution
The process that results in a random mixture of paternal and maternal genetic material in each daughter cell during meiosis is the "Random orientation of chromosome pairs during metaphase I".
Here's a step-by-step explanation:
-
During prophase I of meiosis, homologous chromosomes pair up in a process called synapsis. Each pair consists of one chromosome from the mother and one from the father.
-
As the cell enters metaphase I, these pairs line up along the metaphase plate in the center of the cell. The orientation of each pair is random, meaning that either the maternal or paternal chromosome can be on either side. This is known as independent assortment.
-
When the cell divides during anaphase I, the homologous chromosomes are pulled apart and move to opposite ends of the cell. Because of the random orientation during metaphase I, each daughter cell receives a random mix of maternal and paternal chromosomes.
-
In meiosis II, the sister chromatids of each chromosome are separated, but this does not affect the mix of maternal and paternal genetic material.
So, the correct answer is "Random orientation of chromosome pairs during metaphase I".
Similar Questions
Which event in meiosis, specifically in prophase I, accounts for variation in the resulting daughter cells? a.Crossing-overb.Cytokinesisc.Independent orientation of chromosomesd.Separation of homologous chromosomes
Arrange the following events in the proper order in which they occur during meiosis I.1 = Separation of homologous chromosomes2 = Coming together of homologous chromosomes3 = Crossing-over4 = Random orientation of homologous chromosomes at cell equatorMultiple Choice2, 3, 4, 12, 3, 1, 42, 4, 3, 11, 2, 3, 41, 3, 2, 4
Random orientation of homologous chromosomes occurs in ________ of meiosis.Multiple Choiceanaphase Imetaphase Imetaphase IIprophase Iprophase II
During anaphase I ________.half of the chromosomes inherited from the mother go to one pole along with half of the chromosomes inherited from the fathersister chromatids separate and the daughter chromosomes migrate to opposite polesall of the chromosomes inherited from the mother go to one pole of the cell, and all of the chromosomes inherited from the father go to the other polehomologous chromosomes randomly separate and migrate to opposite poles
Results in daughter cells that are genetically identical to each other and the parent cell.Group of answer choicesmeiosis onlyboth mitosis and meiosisneither mitosis nor meiosismitosis only
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.