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Albinism is a recessive trait in humans that is controlled by a single gene how many recessive alleles must a person have to have albinism?
2
Having to bent thumb is a recessive trait in humans the trait is controlled by a single gene how many recessive alleles must a person have to have a bent thumb?
2
How many genes must interact to produce a trait?
It depends on the trait. Some are Mendelian traits where there is one dominant and one recessive allele. Some traits are governed by multiple alleles, like blood groups, and some traits are governed by polygenic inheritance where several sets of genes determine the trait, like height in humans.
The trait of an organism is controlled by what?
The trait of an organism is controlled by its genes, which are segments of DNA that provide instructions for building and maintaining the organism. Genes influence various traits such as physical appearance, behavior, and susceptibility to diseases. Environmental factors can also play a role in the expression of traits.
Does inbreeding result in offspring that are heterozygous for most traits?
No, inbreeding increases the likelihood of offspring being homozygous for many traits, rather than heterozygous. This can lead to an increased expression of deleterious recessive genes, potentially resulting in health issues or genetic disorders.
Is an organism that is homozygous for many recessive traits at a disadvantage?
An organism that is homozygous for many recessive traits may be at a disadvantage due to the expression of those recessive traits. These traits may negatively impact the organism's overall fitness, making it less well-adapted to its environment compared to organisms that do not have as many recessive traits expressed.
What is the controller of traits of an organism?
The traits an organism displays is a result of their genetics. Recessive traits tend to not show in many organisms.
Traits determined by recessive genes located on the x chromosomes are said to be?
Some traits are determined by recessive genes on the X chromosomes. Many times these are genetic disorders and are called recessive genes.
How many recessive traits must a person have to have albinism?
2 ~ apex
How many phenotypes can come from a heterozygous parent and a homozygous recessive parent?
Two types: A heterozygous parent (Aa) and a homoygous recessive parent (aa) can produce phenotypically dominate and phenotpically recessive offspring (with 50% genotypes Aa and the other 50% aa). If the genes are co-dominate then the offspring can have blended traits and recessive traits phenotypically.
What factor controls a trait?
A person's genes are what control what traits. Genes can either be recessive or dominant and the combination of many different genes are what make up different traits.
How many different traits do humans have?
un limited
If a gene has one completely dominant allele and two recessive alleles how many different traits can these alleles produce?
A gene with one completely dominant allele and two recessive alleles can produce two different traits. The dominant allele will express its trait regardless of whether it is paired with another dominant or a recessive allele, while the two recessive alleles will express their trait only when paired together. Therefore, the possible combinations of alleles result in one dominant trait and one recessive trait.
Undesirable traits that must be overcome and avoided by the teenagers?
Teenagers should aim to overcome traits like impulsivity, procrastination, and peer pressure. These traits can lead to poor decision-making, lack of progress in academics or personal goals, and potential negative influences from peers. Developing self-discipline, time management skills, and the ability to think critically can help teenagers navigate these challenges.
Why do recessive trail are more common in some cases?
They're not necessarily, but they can be. When a recessive trait is more common, it likely because it was advantageous to have that trait so the species evolved to have more of it in the gene pool. Also, since dominant traits are expressed over recessive traits, natural selection has more of an effect on them.
Albinism is a recessive trait in humans that is controlled by a single gene how many recessive alleles must a person have to have albinism?
2
Why is there so many combinations of traits in an offspring?
There are so many combinations of traits in offspring because organisms are so complex. Even if somebody has brown eyes, for example, they might have a recessive gene for blue eyes, which they could pass to one or all of their children.
