What are twins? Genetically what are the two types of twins that can be generated?
Answer / Punit Saraswat
Twins are two offspring born at the same time. There are two main types: Identical (monozygotic) twins, which occur when a single fertilized egg divides into two identical embryos, and Fraternal (dizygotic) twins, which develop from separate eggs and sperm.
| Is This Answer Correct ? | 0 Yes | 0 No |
From which germ layer do the liver and the pancreas originate?
What are the three types of germ layers that form tissues and organs in animals?
What is the main function of placenta?
Explain vegetal pole?
Are the extra embryonic membranes the same in all vertebrates?
From which germ layer do the epidermis and the nervous system originate?
What is notochord? How is this structure formed?
What is the function of the vitellus in the vertebrate egg?
How is the neural tube formed? What is the embryonic origin of the nervous system in vertebrates?
What are pleura?
What is coelom? To which structures do coeloms give birth?
Which is the extra embryonic membrane whose function is to store nitrogen wastes of the embryo? Is this function present in placental mammalian embryos?