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What name is given to identical offspring's?
Identical offspring are referred to as "monozygotic twins" or simply "identical twins." They arise from a single fertilized egg that splits into two embryos, resulting in genetically identical individuals. This contrasts with "dizygotic twins," or fraternal twins, which develop from two separate eggs fertilized by two different sperm. Identical twins share the same genetic material, while fraternal twins do not.
Are identical twins more common than fraternal twins?
No, fraternal twins are more common than identical twins. Identical twins occur when a fertilized egg splits into two embryos, resulting in two individuals with the same genetic makeup. Fraternal twins occur when two eggs are fertilized by two different sperm, resulting in siblings who share approximately 50% of their genetic material, like regular siblings.
How do you know if two twins are identical or just fraternal twins that look a lot alike?
(Person that asked the question)-Once twins are born, and old enough to determine whether they are identical or fraternal, how do you know if they are identical, or just fraternal twins that look identical? I was just curious.
Why indentical twins have the same features?
Identical twins, or in-fraternal twins, are the offspring that look exactly alike and are of the same gender, sharing the same exact genetic information. In-fraternal twins occur when a fertilized ovum (egg) has divided and each went on to become an embryo containing exact same genetic information.
What are two individuals that develop from the same zygote called?
Two individuals that develop from the same zygote are called identical twins. If they develop from two separate zygotes, they are fraternal.
Why do you think identical twins were more alike than fraternal twins?
Fraternal twins share most of their genetic material, by virtue of having the same parents. Identical twins, however, by definition share 100% of their DNA. This means, for example, that identical twins cannot ever be one of each gender, as fraternal twins often are.
Compared to frateral twins identical twins are much more similar in extraversion or neuroticism?
Identical twins are much more similar in both extraversion and neuroticism compared to fraternal twins. This suggests a higher genetic contribution to these traits in identical twins due to their identical genetic makeup, whereas fraternal twins share only about 50% of their genetic material on average.
Who would show more concordance for a chiefly hereditary trait?
Identical twins would show more concordance for a chiefly hereditary trait compared to fraternal twins or siblings, as they share all of their genetic material. This higher genetic similarity increases the likelihood of both twins expressing the trait if it is primarily influenced by genetics.
What is the definition for fraternal twins?
Fraternal twins started from two separate eggs in the mother. By comparison, identical twins started from one egg but it divided at the first stage of development into two separate zygotes (and thus two separate babies).
Who would have the most genetic similarities identical twins or fraternal twins?
Identical twins would have the most genetic similarities, since they share the same original 46 chromosomes.
If twins aren't identical what are they called?
Twins who are of the opposite sex or do not look alike are fraternal twins ~ not identical. This means that at the time of their conception ~ two eggs were fertilised. In the case od identical twins, one egg is fertilised and split in half.
How does the genetic makeup of fraternal and identical twins differ?
how does the genetic makeup of a fraternal and identical differ
Do fraternal twins share a placenta?
Yes, fraternal twins can share a placenta if they are from the same fertilized egg that split into two embryos.
Can fraternal twins share one placenta during pregnancy"?
Yes, fraternal twins can share one placenta during pregnancy.
What is the most common twin combination?
The most common twin combination is fraternal twins, also known as dizygotic twins. They occur when two separate eggs are fertilized by two separate sperm cells during the same menstrual cycle. Fraternal twins can be of the same sex or different sexes and share about 50% of their genetic material, similar to regular siblings. In contrast, identical twins, or monozygotic twins, arise from a single fertilized egg that splits, sharing 100% of their genetic material.
The DNA fingerprints of fraternal twins will be the same?
No, faternal twins are created from two different egg cells. They have some similar genetic information however. Indentical twins on the other hand, would have identical fingerprints since they are created within one egg cell.
What name is given to identical offspring's?
Identical offspring are referred to as "monozygotic twins" or simply "identical twins." They arise from a single fertilized egg that splits into two embryos, resulting in genetically identical individuals. This contrasts with "dizygotic twins," or fraternal twins, which develop from two separate eggs fertilized by two different sperm. Identical twins share the same genetic material, while fraternal twins do not.
