Questions tagged [hybridization]

The crossbreeding of organisms of distinct varieties (breeds, species, etc) by sexual reproduction.

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Are hybrid-species individuals considered to be of the same species as their parents?

This question arises given the definition of father and mother as seen in the Spanish dictionary composed by the Royal Spanish Academy. Basically it says that a father/mother is a man/woman or a male/...
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Criteria for exchange of gene

I want to know what exactly determines whether this kind of recombination between two strands is allowed or not as it is said that after recombination the recipient may get new genes which logically ...
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How possible would it be for a tomatillo to cross-pollinate with a peruvian groundcherry?

I am high school student who is developing his final school project, I've decided to work on plant hybrids. I have researched some media and I have found that Tomatillo (Physalys philadelphica) and ...
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What are haplotype blocks and what is the effect of hybridization on these?

In this PDF, there is a quick definition of haplotype blocks. A haplotype block is a set of closely linked alleles/markers on a chromosome that, over evolutionary time, tend to be inherited ...
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I am planning to breed strawberries and raspberries. How do I use Colchicine to double the chromosome count of raspberries?

I heard Colchicine doubles the chromosome count; I read about that and I understand why but can you guys explain how?
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How does further hybridization affect fertility?

Numeruous scientific sites state that hybrids (like mules) are infertile. On the other hand, ligers are known to mate with both tigers and lions and still have viable offspring. So my question is: if ...
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How related do life forms need to be to produce hybrids?

Specifically, I'm asking about infertile hybrids like ligers, mules, camas, etc. How closely related do animals need to be?
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In what does Genetic clustering and Cline sharpness differ?

They are both ways to measure divergence in species but I'm not understanding in what exactly the differ if both use hybrid zones and gene frequencies in the study.
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Plant-human hybrid? [closed]

I was bored on YouTube so I searched "plant-human hybrid" and this video came up https://www.youtube.com/watch?v=MiZ35pkxG-k. and I want to know if this is actually possible, I checked the comments ...
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Hybridization in Darwin's finches is rare or frequent?

I've talked to a couple of researchers today and read recent articles on the subject of hybridization of Darwin's finches. I'm confused about the consensus in the scientific community. First, I was ...
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Determine percentage of crow hybrids

We had in class following question which I had no idea how to get to the correct answer: The carrion crow and the hooded crow are fertile together, but their reproductive success is reduced by ...
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Are epicanthic folds a dominant trait?

My state (Tripura) originally had a mostly mongoloid-feature-possessing population (ethnic group: Tripuri). Recently a large number of non-mongoloid people (ethnic group: Bengali) have migrated to ...
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Hybrid vs introgression zone in natural populations

In the book An Introduction to Molecular Ecology, the authors say that Introgression is the diffusion of alleles from one population or species into another as a result of interbreeding or ...
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Can we say it's hybridisation if it's the same species?

If we mixed two population of the same species into the same environment and then they reproduce together, can we say it's hybridisation? The wikipedia definition is the following: Hybridisation (...
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Living intermediate species?

Hypothetical question regarding three animals 'species' {A, B, C}. Are there any examples in nature where {A and B} cannot regularly produce viable offspring, however {A and C} and {B and C} can ...
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Partial Contribution By One Parent

For flowering plants, what might cause the genome size of offspring from a cross between 2 diploid parent of differing genome size to reflect only a partial contribution by the larger genome size ...
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Is the discovery of dominant and recessive genes the only reason Mendel matters?

We've known that offspring inherit various traits from their parents since (at least) Aristotle. In The Elements of Plant Hybridization, Gregor Mendel treats that fact as common knowledge. Clearly, we ...
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Can kit foxes and red foxes produce offspring?

Can a kit fox (Vulpes macrotis) and a red fox (Vulpes vulpes) together produce offspring? Would such a hybrid be fertile?
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Do human-ape hybrids exist?

Since humans and apes share up to 99% of their DNA, can they interbreed? For example, a horse and a donkey seem to be just as distantly related and produce offspring. Mules, however, are sterile. ...
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Why are hybrids infertile?

Let's take a quote from Wikipedia about zebroids. Donkeys are closely related to zebras and both animals belong to the horse family. These zebra donkey hybrids are very rare. In South Africa, they ...
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Why are interspecies hybrids so often larger than either parent species

Recently doing a little reading on interspecies hybrids I noticed that it seems interspecies hybrids are most often much larger than either parent. Notably, Ligers, Dzo and Savannah Cats, but it ...
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Are wild cats the same species as house cats?

I thought that the definition of species is "can interbreed" From Wikipedia: The wildcat (Felis silvestris) is a small cat found throughout most of Africa, Europe, and southwest and central Asia ...
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Genetic expression in interspecific hybrids

Referring to interspecific hybrids, I have the following two questions:- Quoting from wikipedia:- The offspring of an interspecific cross are very often sterile; thus, hybrid sterility prevents ...
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Could humans and chimpanzees hybridize?

In some cases two species can hybridize. For example, Tigers and lions can hybridize to produce "Ligers". Would it also be possible for humans and chimpanzees (or any other species) to hybridize ? ...
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Why Can't A Male Mule Have Offspring?

I've read that female mules can sometimes have offspring, but that male mules are incapable of doing so. Why is that the case? Is their sperm not capable of entering the egg or is their a genetic ...
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Why does the sex of the parent species determines the species of a hybrid offspring

I've read a little about hybrid animals, and have been amazed by the fact that the sex of the parent species determine the species of the offspring, in some hybrids. A male horse and a female donkey ...
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Is sexual reproduction outside the same biological family possible? Has it ever occured successfully?

Are there any examples of two species taxonomically classified in different biological families that have successfully hybridized and produced viable offspring? If not, is there an example of where ...