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Yes you can accurately determine an organisms genotype by observing it's phenotype, however some phenotypic traits resulting from homozygous or heterozygous combinations of alleles, may make the prediction impossible.

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11y ago
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13y ago

No, genotype actually determines phenotype.

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Q: When can you accurately determine a person's genotype from their phenotype?
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Why is a persons phenotype harder to predict than a persons genotype?

Because peoples appearances changes as their body changes.


Can you determine a persons genotype based on phenotype?

In some cases but not others. Certain alleles can be dominant, which means that they will dictate the phenotype should there be a clash of alleles in the genotype. Other alleles can be recessive, which means you'd need both of these alleles in these genotype in order for it to dictate the phenotype. This means that if a person's phenotype represents a dominant trait, we cannot be certain what their genotype is. If, however, it represents a recessive trait, we know that their genotype must be the recessive allele twice.


The genes that make each individual unique are?

The genes that make each individual unique are filed into a persons phenotype and genotype. These traits are different from those around them.


How are genotype and phenotype alike?

Genotype is the specific combination of genes that contribute to a trait that an organism has. (For example, the genes for being tall).Phenotype is the expression of the trait which is partially influenced due to the genotype and partly by the environment (Even if you have the genes for being tall, if you are malnourished you will not grow as tall).


What makes up a person's phenotype?

the phenotype is what you see like for example DD is the genotype and homozygous dominant is the phenotype. Another example is phenotype Heterozygous round eyes or in genetic form Rr. Phenotype means what you see and Genotype is the gene. I hope this answers your question


Why is a persons phenotype harder to predict than a phenotype?

Because peoples appearances changes as their body changes.


When you describe a persons physical characteristics you are describing their?

phenotype


What are Most of the traits in a persons phenotype are determined by?

autosomes


How many percent is the genotype of a persons genetic material?

100%


The physical appearance of the entire set of chromosomes of a given animal?

The physical appearance of the entire set of chromosomes of a given animal is a phenotype. A phenotype is a trait that you can observe like the color of a persons eyes.


Is it possible for two persons to have exactly the same genotype?

Phenotype refers to "what the organism looks like to the naked eye". You can think of it as - "If I look at that organism, what does it LOOK like? Is it tall, short, wrinkled, smooth, etc..".Genotype refers to "what are the genetic reasons for why that item looks the way it looks?" Are the Alleles (one of the member of a pair or series of genes) homozygous or heterozygous? If an organism Alleles are homozygous it means that they are purebred for either the recessive or dominant trait (FF or ff). If an organisms Alleles are heterozygous for a specific trait it is due to a hybrid pairing (Ff).Thus you could have 2 different organisms that have a phenotype of being TALL, but the reason for that could be based on a genotype of either Tt or TT (where T is the dominant trait for tallness).


What statement would mostly clearly refer to a persons genotype?

Bill is recessive for height and dominant for hair color.