Homologous and Analogous Structures

Related BrainMass Solutions

• Theory of Evolution and Mass Extinction

  Describe 2 of the following 3 terms and give an example of each (include the example and the organism to which it belongs): homologous structures, analogous structures, vestigial structures Homologous structures are those which are closely related

• Homologous and sister chromosomes

  478705 Homologous and sister chromosomes 1) Discuss the concepts of homologous chromosome - diploid and haploid. What characteristies are shared between two homologous chromosomes?

• Organic chemistry/Actual reaction

  So the ozonolysis creates methanal C(-H, =O, -H) and Y(C3H6O) can have 2 possible structures one is proponal an aldehyde and the other is acetone a ketone.

• When do strands of DNA form chromosomes?

  At the beginning of prophase, the loose strands of DNA start to condense, getting thicker and thicker, until they can be clearly seen as separate and distinct structures, i.e. chromosomes 2) What is a replicated chromosome?

• Answering questions about meiosis and ploidy

  Give the name for the phase in which homologous chromosomes appear. Give the name of the phase in which a homologous chromosome breaks apart and begins to pull to opposite ends of the cell.

• p-methoxyphenol and acidity

  It also includes drawings of chemical structures in a 2-page Word document.

• yeast and human genes

  Assuming homologous sequences are found, these sequences would be known (from the probe sequences), and PCR primers could be synthesized that are homologous to these sequences.

• Meiosis, independent assortment

  The stages that led to the genetic variation in the offspring happen during the crossing over event when homologous chromosome exchange genetic regions and when there is independent arrangement of homologous chromosomes during metaphase I of meiosis.

• Imprinting and replication

  that hold the homologous chromosomes together until anaphase I."