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define method used for capsular staining - anthony staining methodanother method used for capsular staining is anthony staining method devised by ee
is it more indicated for a geneticist desiring to map the x chromosome of the mother of a given family the researcher does not have access to her dna
why capsulate staining is difficultcapsule staining is difficult because capsular material is soluble in water and may be dislodged or removed during
define capsule staining anthony staining methoda rigid well-organized gelatinous layer called capsule is present outside the cell wall of many
is it possible that an x chromosome of a woman can have come from her fatherit isnt only possible that an x chromosome of a woman is from her father
concerning the sex chromosomes of the xy system which type of gamete do the male and the female individuals respectively producean individual of the
explain the requirements of special stainsspecial stains are required to make spores clearly visible different techniques like negative staining
explain the position of the endosporeendospore cannot be stained by ordinary methods such as simple staining and gram staining because these dyes do
what are the homologous and the heterologous portions of the human sex chromosomesthe homologous portion is that in which there are genes having
what is an endosporean endospore is a specialized highly resistant dormant structure formed within the vegetative cell of some bacteria eg bacillus
how is the genetic determination of sex established in humansin the diploid genome of the human beings there are 46 chromosomes 44 of them are
is crossing over important for the diversity of biological evolutionthe sexual reproduction and the recombination of linked genes crossing over are
how can the concept of recombination frequency be used in genetic mappingthe genetic mapping is the determination of the location of the genes in a
what is a centimorganthe centimorgan or the recombination unit by convention is a distance between two linked genes that corresponds to 1 of
why does the recombination frequency of genes vary with the distance between them in the chromosomethe farther the distance among the loci of two
explain counter stain - ziehl-neelsen methodmethylene blue is used to stain previously decolourized cells all non acid-fast bacteria de-stained by
explain the decolourizing agent - ziehl-neelsen methodacid alcohol - a mixture of 95 ethanol and 3 hci - is used for decolourization before
explain the primary stain - ziehl-neelsen methodordinary aqueous stains like methylene blue crystal violet etc are not able to stain most of the
what is recombination frequencythe recombination frequency or crossing over rate is the percentage of recombinant gametes made by crossing over in
in genetic recombination by crossing over what is the difference between parental gametes and recombinant gametesthe parental gametes are those
what is crossing over how is meiosis related to this phenomenonthe linked alleles for instance a-b and a- b form the gametes a-b and a-b that
what is linkagetwo genes are assumed to be under linkage or linked when they reside in the same chromosomefor instance the research of the human
define ziehl-neelsen staining techniqueziehl-neelsen staining is used for staining these bacteria the technique was discovered first by robert koch
why is drosophila a convenient animal for the study of linked genesthe fruit fly drosophila is appropriate for the study of genetics because it
explain the acid fast stainingacid fast staining is a type of differential staining used for identification of certain bacteria eg mycobacteria which