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Do twins have one amniotic sack or two for humans?
Fraternal twins always have two. About 1% of identical twins share an amniotic sack. 99% will each have their own sack.
Do twins have one amniotic sack or two?
If you mean identical twins, they can be in one sac (1) or each in their own sac (2). As for fraternal twins, they each have their own sacs (2).
What develops from two eggs and two sperms?
Fraterna twins, or dizygotic twins, develop when two separate eggs are fertilized by two different sperm. Each twin will have its own genetic makeup and placenta.
Do twins have two placentas?
Yes, twins can have two placentas, one for each baby. This is more common in fraternal twins, who develop from two separate eggs fertilized by two different sperm. Identical twins, who develop from a single fertilized egg that splits into two embryos, can sometimes share a single placenta.
How many pieces is Titanic in?
As the Titanic was sinking, the ship cracked in half into two pieces. Today, the two pieces of the Titanic lay 2,000 miles apart from each other off the coast of Newfoundland Bay, Canada.
What would happen when two titanic plates rub against each other?
nothing?
What are two possible fates for a igneous rock?
Two of the most common fates of igneous rocks are to become sediment (and later sedimentary rocks) or to become metamorphic rocks.
How many beds were in each room on the Titanic?
There were one - two beds depending on the room you were in.
Who were the two persons that liked each other in the Titanic?
Jack Dawson and Rose DeWitt Bukater
How many people is two twins?
If there are two twins, the answer is 2 If there are two sets of twins the aswer is 4
Why can fraternal twins be different genders but identical twins are are the same gender?
Identical Twins are the result of a single fertilized egg spliting in two producing two genetically identical children. Fraternal twins are the result of the mother producing two eggs each fertilized by a different sperm from the father. This can result in opposite sex twins.
What is it called when two people are born stuck together?
When two people are born physically connected to each other, it is known as conjoined twins. This occurs when the fertilized egg begins to split into identical twins but does not fully separate.
