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considering the hybridization in a given trait like the color of the hair of a mammalian species whiteblack conditioned by a pair of different
explain the most probable number mpn mpn is a statistical estimating technique which is based on the fact that more the number of bacteria in a
considering the hybridization in a trait like the color of the flowers of a given plant species redyellow conditioned by a pair of different alleles
define advantages of membrane filtration techniquei both total and viable counts can be obtainedii specific microorganisms can be selected by using
considering the hybridization in a trait like the color of the flowers of a given plant species yellow recessive red dominant conditioned by a pair
how can total count can be obtainedtotal count can be obtained microscopically by using fluorescent dyes such as acridine orange or dna stain dapi
what is the monohybridismthe monohybridism is the study of only one characteristic in the crossing of two pure individuals hybridization for that
explain membrane filtration techniqueanother method used for determining the bacterial number is the filtration technique the margain figure
what in genetics is hybridizationthe hybridization in genetics is the crossing of individuals from pure and different lineages in relation to a given
define factors which may lead to errors in countthere are many factors which may lead to errors in counti counts may be low if the agar medium used
who was gregor mendelthe mendel is considered the father of genetics he was a monk botanist and biologist born in austria in 1822 and who died in
why can it be said that a recessive allele can remain hidden in the phenotype of an individual and revealed only when manifested in homozygosity in
what is the difference between heterozygosity and homozygosity the homozygosity occurs when an individual has two identical alleles of a gene for
whenever a pair of alleles has different alleles is there dominance between themnot in all cases of a gene includes two different alleles is the
what is the difference between recessive allele and dominant allelethe dominant allele is the allele that determines phenotypical features that
for an individual having a genotype formed of two different alleles that condition different varieties of the same phenotypical trait upon what will
define disadvantages of using the plate counts method1 it takes time usually 24 hours or more is required to obtain visible colonies2 microbial count
define advantages of using the plate counts method1 it is simple and sensitive method2 it provides viable count as only live cells will grow and
considering a pair of homologous chromosomes containing a gene having two different alleles how many different genotypes can the individual presentif
define plate counts and colony forming unitplate counts is the most frequently used method to measure microbial numbers the technique however can be
what are few examples of phenotypical characteristics that present two or more varieties and of phenotypical features that do not vary in relation to
what are the situations in which the environment can alter the genotype of an individual what is the condition for this type of change to be
are environmental phenotypical changes transmitted to the offspringchanges caused on the phenotypes by the environment are not transmitted to the
does the environment exert an influence on the phenotypethe phenotype may be altered compared to the original situation conditioned by its genotype
what is genotype what is the difference between phenotype and genotypethe genotype is the genes dna nucleotide sequences contained in the chromosomes