Question

Cколько типов гамет и в каком соотношении образуется у мужчины с генотипом BV/ bv, если известно, что расстояние между этими генами составляет 20 морганид ?

Answer 1

Если нет кроссинговера то два типа гамет BV  bv если произойдет кроссинговер, то добавиться  еще  Bv  bV

Answer 2

Types of Gametes and their Ratios in a Male with the Genotype BV/bv

To determine the number of types of gametes and their ratios in a male with the genotype BV/bv, we need to consider the distance between these genes, which is given as 20 morgans.

Unfortunately, the search results provided do not directly answer the question. However, we can still provide some general information about gamete formation and gene linkage.

During gamete formation, genetic information is shuffled and recombined through a process called meiosis. This process results in the formation of haploid gametes, which contain half the genetic information of the parent cell.

In the case of a male with the genotype BV/bv, there are two genes, BV and bv, located on different chromosomes. The distance between these genes is given as 20 morgans.

Gene linkage refers to the tendency of genes located on the same chromosome to be inherited together. The closer two genes are on a chromosome, the more likely they are to be inherited together. However, if the distance between two genes is large enough, they can undergo independent assortment during meiosis.

Without specific information about the recombination frequency or the genetic map distance between the BV and bv genes, it is not possible to determine the exact number of types of gametes and their ratios in this particular case.

In summary, the number of types of gametes and their ratios in a male with the genotype BV/bv cannot be determined without additional information about the recombination frequency or the genetic map distance between the BV and bv genes.

If you have any additional information or specific context, please provide it, and I'll be happy to assist you further.