WebExamine the cells of the donkey and the zebra below to determine if these two organisms could reproduce together to create a zonkey. Donkey Zebra Donkey Body Cell: 62 chromosomes Zebra Body Cell: 46 chromosomes Donkey Gamete: 3 chromosomes Zebra Gamete: 22 chromosomes Questions: 1. Calculate the number of … WebBiology questions and answers. This tutorial will take you step-by-step through the question. A horse has 64 chromosomes and a donkey has 62 chromosomes. A cross between a female horse and a male donkey produces a mule, which is usually sterile. Step 3: Calculate the chromosome number in a mule resulting from fusion of the sperm and egg.
If donkeys and horses have different numbers of chromosomes
WebSep 15, 2024 · Compared with the horse genome, we observed a significant number of inverted structures in chromosomes 1, 4, 20, and X of the donkey, with sizes of 35, 17, 40, and 15 Mb, respectively. The inverted structure located inside the X chromosome was the first validation at the sequence level. WebOct 2, 2015 · • A mule inherits 32 chromosomes from its horse mother and 31 chromosomes from its donkey father, giving the mule a chromosome number of 63. • The maternal and paternal chromosomes of a mule are not homologous, and so they do not pair and separate properly in meiosis; consequently, a mule’s gametes are abnormal … grass andreas
Why are horses and donkeys not the same species?
WebA donkey sperm contains 31 chromosomes and a horse egg cell contains 32 chromosome, so the zygote contains a total of 63 chromosomes. ... Synapsis can't occur properly because horse and donkey chromosomes do not match in number or content. Students also viewed. Biology - Reading Quiz 4. 60 terms. carlsonsy. Chapter 12 Self … WebNov 28, 2024 · Donkeys have 62 chromosomes. How many chromosomes are in a horse egg cell? 32 chromosomes If we look at the gametes from a horse and a donkey, we see that a horse gamete contains 32 chromosomes and a donkey gamete contains 31 chromosomes. How many chromosomes must be in the egg cell from a female horse? … WebIf donkeys and horses have different numbers of chromosomes, how do mules exist? I always believed that chromosome pairs dictated if a species could breed with each other and assumed that donkeys and horses had the same number. However I've learned that the horse has 64 and the donkey has 62. chito gascon wiki