Quiz on Chimera

Question 1

Chimera develop from one single fertilized egg. Mosaic originate from different zygotes.

Answer

true

Question 2

Identical twins will not necessarily have same blood group type. Chimeric twins will usually have the same type of blood group.

Answer

true

Question 3

A chimeric person can have two sets of blood type.

Answer

true

Question 4

Fraternal twins has their own placenta but they share the same blood supply through the mother’s womb.

Answer

true

Question 5

microchimerism is a condition in which small fractions of the cells are different.

Answer

true

Question 6

In vitro fertilization (IVF) may contribute to the number of human chimeras.

Answer

true

Question 7

Artificial chimera can occur through transfusion of second cell lines via experimental engineering.

Answer

true

Question 8

Chimerism does not have external signs and symptoms.

Answer

true

Question 9

In dispermic chimeras, two eggs that have been fertilized by two sperm fuse together, producing a so-called tetragametic individual—an individual originating from four gametes, or sex cells.

Answer

true

Question 10

A twin chimerism can occur is due to blood vessel anastomoses in the placenta, through which one twin can transfuse blood cells, including stem cells, and also primordial germ cells to the other and vice-versa.

Answer

true

Quiz on Chimera

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