Supernumerary B chromosomes, unlike A (standard) chromosomes, are not required for the normal growth and development of organisms and as of 2024, B chromosomes have been discovered in almost 3,000 ...
Some chromosomes, such as B chromosomes, can increase their inheritance rate to their own advantage. These extra chromosomes are found in many plants, animals, and fungi and rely upon various ...
MONGOLISM is usually the result of trisomy of a small acrocentric chromosome in Group 21–22 in the Denver Classification. This is generally referred to as 21-trisomy. These patients have a somatic ...