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The likelihood of inheriting a genetic trait with more than two alleles is rare. When a trait has multiple alleles, it can result in a wider range of possible expressions of that trait. This can lead to more variation in the phenotype among individuals who inherit different combinations of alleles for that trait.
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ABO blood group expression is an example of?
ABO blood group expression is an example of a genetic trait that is determined by multiple alleles. The ABO blood group system is controlled by three alleles (IA, IB, i), which determine the presence or absence of antigens on red blood cells. The combination of these alleles in an individual's genotype determines their blood type.
What is the likelihood of encountering a Kansas spider in your home?
The likelihood of encountering a Kansas spider in your home is relatively high, as spiders are common in most households. However, the specific likelihood may vary depending on factors such as the cleanliness of your home and the presence of entry points for spiders.
How does the presence of melanin in the skin affect the likelihood of experiencing sunburn?
The presence of melanin in the skin helps protect against sunburn by absorbing and scattering harmful UV rays from the sun. People with more melanin in their skin are less likely to experience sunburn compared to those with less melanin.
What can sometimes influence expression of genes?
Factors such as environmental conditions, diet, stress, hormones, and genetic mutations can influence the expression of genes. These factors can either activate or suppress certain genes, leading to changes in an organism's characteristics or traits.
Ana blood test?
A blood test for ana measures the presence of antinuclear antibodies in the blood, which can indicate autoimmune disorders like lupus or rheumatoid arthritis. Results are reported as a titer, with higher titers suggesting a higher likelihood of autoimmune disease. Further testing and evaluation by a healthcare provider are typically required to confirm a diagnosis.
