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What is individuals having two of the same alleles of a gene?
A monohybrid cross is a cross between two individuals that are homozygous for different alleles of the same gene. An example is a cross between a red-eyed (RR) fruit fly and a white-eyed (WW) fruitfly.
What is a cross between different alleles for the same gene called?
heterozygous
How many phenotypically different types of offspring are possible in a dihybrid cross between two heterozygous individuals?
In a dihybrid cross between two heterozygous individuals, there are 16 phenotypically different types of offspring possible. This is because there are 2^4 = 16 possible combinations of alleles that can be inherited from the parental generation.
What is a punnett square and what does it tell you?
A Punnett square is a grid diagram used to predict the possible genetic outcomes of a cross between two individuals. It shows the different combinations of alleles that offspring may inherit from their parents.
How many alleles are involved mono hybrid cross?
A monohybrid cross involves just one gene. A dihybrid cross involves two. In a monohybrid cross, there are four possible allele combinations (although depending on the alleles of the parents there may only be one or two possibilities).
What are the alternative motational forms of any gene called?
Alternative forms of a gene are called alleles. Alleles are different versions of a gene that can result in variations in traits or characteristics. In diploid organisms, individuals inherit two alleles for each gene, one from each parent.
A genetics tool that uses letters to represent dominant and recessive alleles?
A punnet square uses letters to represent dominant and recessive alleles.
Most members of a breed are genetically?
Most of the members of a breed are genetically similar. This increases the chance that a cross between two individuals will bring together two recessive alleles for a genetic defect.
What is the difference between cross sectional and cross sequential?
Cross-sectional design involves studying different groups of individuals at a single point in time, whereas cross-sequential design combines both cross-sectional and longitudinal elements by studying different age groups over a period of time. Cross-sectional design allows for quick and easy comparisons between different age groups, while cross-sequential design allows researchers to track the same individuals as they age.
The first filial generation is the result of?
The first filial generation is the result from a cross between parents homozygous for different alleles at a locus. This is when where an individual inherits the same alleles for a particular gene from both parents.
What is a type of punnet square genetic cross that predicts the result of crossing two different alleles for the same gene?
A Punnett square for a monohybrid cross predicts the results of crossing two different alleles for the same gene, typically one dominant and one recessive allele. This type of cross allows for the determination of the possible genotypes and phenotypes of offspring.
The offsping of a cross between parents with different traits?
The offspring of a cross between parents with different traits exhibit a combination of those traits, often displaying a mix of characteristics from both parents. This genetic variation results from the inheritance of alleles, which can lead to dominant or recessive expressions in the offspring. The specific traits expressed depend on the genetic makeup of the parents and the way their alleles interact during inheritance. This concept is fundamental to the study of genetics and heredity.
