What is crossing over, Biology

Assignment Help:

What is crossing over? In which period of meiosis does this event occur?

Crossing over is the eventual exchange of chromosomal fragments among homologous chromosomes. The phenomenon happens in prophase I when homologous chromosomes are paired. Crossing over is of great importance for evolution and biodiversity as it provides recombination of alleles (of dissimilar genes) linked in the same chromosome during cell divison by meiosis.

Cell Division Review - Image Diversity: crossing over

 


Related Discussions:- What is crossing over

State the functional domains in children, Functional Domains in Children ...

Functional Domains in Children There are three functional domains of particular interest in this age range: Attention, Memory, and Executive function. The

What are the other substances resorbed by nephron tubules, Where does most ...

Where does most of the water resorbed after glomerular filtration go? What are the other substances resorbed by the nephron tubules? Only 0.5 to 1% of the glomerular filtrate i

What is risk factor interaction, What is risk factor interaction ? Coro...

What is risk factor interaction ? Coronary artery disease, as has been explained, is a multifactorial disease with diverse risk factors coming together and interacting to produ

Nutrition management goals for oesophagitis, Q. Nutrition Management Goals ...

Q. Nutrition Management Goals for oesophagitis? The objectives of nutritional care include the following: 1. Prevention of irritation of the inflamed oesophageal mucosa (in

Cockroach heart, How last chamber of heart in cockroach receives blood with...

How last chamber of heart in cockroach receives blood without having ostia?

Production diseases, Pr o d u c t i o n Diseases The production...

Pr o d u c t i o n Diseases The production diseases, which were previously referred as metabolic diseases, include diseases like parturient paresis (milk fever), downer

Plant reproduction, How does being able to reproduce asexually benefit the ...

How does being able to reproduce asexually benefit the plant?

What is adaptive radiation?, What is adaptive radiation? The Adaptive r...

What is adaptive radiation? The Adaptive radiation is the appearance of several other species from one common ancestral species that have spread to various regions or environme

Determine the viscosity of solutions, Viscosity Viscosity, as you may ...

Viscosity Viscosity, as you may already know, is associated with fluid flow.  It is the internal friction which tends to bring to rest portions of the fluids moving relative to

What is working memory, Q. What is Working Memory? Working Memory: It h...

Q. What is Working Memory? Working Memory: It has often been suggested that memory does not always work in three stage sequence and the model of memory system comprising of sen

Write Your Message!

Captcha
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