Describe the transposition events

Assignment Help Biology
Reference no: EM13156268

The movement of transposable elements can cause either forward mutations or reversions.

(i) Define "forward mutations" and "reversions," and describe the transposition events that cause these two types of phenotypic changes.

(ii) Why did Barbara McClintock focus on reversions rather than forward mutations when she first studied the inheritance of transposable elements in maize?

Reference no: EM13156268

Questions Cloud

Define the heat was completely absorbed by the water : Assume that the heat was completely absorbed by the water and no heat was absorbed by the reaction container or the calorimeter or lost to the surroundings. Calculate the Hrxn per mole of SiH4.
How to reject auto maker-s claim mean gas mileage : can you reject the auto maker's claim that the mean gas mileage of its sports utility vehicle is 20 miles per gallon? Assume the population is normally distributed.
What is required to kill endospores? : What is required to kill endospores? How do you suppose archaeologists were able to date some spores as being thousands (or millions) of years old?
Study two recently discovered fish species : You have been asked to study two recently discovered fish species, both found in waters off a small island. The two species are very similar in general structure, but there are two key differences between them. In species A, the males are brightly pa..
Describe the transposition events : The movement of transposable elements can cause either forward mutations or reversions.
Illustrate the uses of symbolism : Explain and illustrate the uses of symbolism used by each of the writers in the narrative module. How does the symbolism reflect each main character's struggle with society?
Charitable contribution deduction concepts : Prior to a charitable gift to the Plato University of land with a basis of $6,000 and a value of $13,000, All-Set, Inc. had taxable income of $50,000. If the dividends-received deduction was $80,000, the charitable contribution deduction is:
Calculate the volume of 0.500m hydrochloric solution : Calculate the volume of 0.500M hydrochloric solution that must be added to 20.5g of sodium ethanoate to make 500cm3 a buffer of pH4.50.The pKa value of ethanoate acid is 4.76.
Compute the fraction of atom sites that are vacant : Calculate the fraction of atom sites that are vacant for silver at 695°C. Assume an energy for vacancy formation

Reviews

Write a Review

Biology Questions & Answers

  Immune response to infectious disease

It is a very curcial concept to understand how the immune response is mounted against viruses, bacteria, protozoans and helminthes. For an effective immune response, both innate and adaptive immunity should work together.

  A review on advanced glycated end products (ages)

This Project report elaborates a critical review of important elements attached to Advanced Glycated End Products (AGEs). It is very crucial to understand the process called Millard reaction.

  Plastic as a soil stabilizer

Soil stabilization is the permanent physical and chemical alteration of soils to enhance their physical properties. Stabilization can increase the shear strength of a soil and control the shrink-swell properties.

  Principles of microbiology

This assignment has three parts which contains questions related to Microbiology. It contains basic principles of microscopy, staining techniques in microbiology and microbial growth in the food industry.

  List the biologic functions

Lipid metabolites are often seen as key elements in cellular signaling. Is this unique? Please provide several examples of the function of lipids as key elements in signal arrays and list the biologic functions these signals affect?

  Biologic function relationships

Please describe how one might search for chemical structure, biologic function relationships, involving small molecular weight lipophylic compounds. Provide one example.

  Case study on patient in the haematology laboratory

Write a case study which detailing a scenario of a patient being investigated in the Haematology laboratory.

  Use of pcr and genetic approaches in biotechnology

The use of PCR and genetic approaches in biotechnology

  Describe the role of this enzyme in honey

Glucose oxidase is an enzyme that can be used for measurements of glucose levels by combining this reaction with an oxygen probe.

  Genetic problems

What phenotypic ratio would you get if you crossed a white mouse and a heterozygous brown mouse?

  Prepare an essay on nosocomial infection

Prepare an essay on nosocomial infection.

  Monitoring and recording the blood pressure

To increase the awareness of monitoring and recording the blood pressure of patients and practice measuring blood pressure in a safe environment.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd