Curly Hair Vs Straight Hair Genetics

The curly vs straight hair argument has been around for decades.

Curly hair vs straight hair genetics. This means two things. It may seem like a minor distinction but from a genetic point of view the difference is critical. Likewise the alleles for curly hair are not the same in africa and europe. Interestingly the curly hair gene is the dominant gene when it comes to curly versus straight hair.

2 curly hair is a simple trait and is most likely determined by one single gene. If you are struggling to decide what option would be best for you check out the pros and cons of each. There are two versions of the hair type gene curly c and straight s. The hair follicle is a complex multi cellular compartment buried deep inside your skin.

Hair type is an interesting case of something called incomplete dominance. An allele is the term geneticists use to refer to a version of a gene. For example straight hair in asian countries is caused by two genes and their respective alleles but these genes are different from the ones for straight haired europeans. What this means is that with hair type if you have one of each version of the gene you get a mix of the two or wavy hair.

We all have dna. 1 if a person carries one allele for curly hair and another for straight hair this person will have curly hair. My dad is a red head and do am i and you can imagine his curls but my mom has pencil straight hair. If the straight hair is curled depending on the type of the hair the curls might not hold very long.

One way for the couple you describe to have a straight haired child is if the curly headed parent actually has wavy instead of curly hair. I m the past two years my hair has become a dark shade of red and the curls more defined and the straight parts straighter. Most people who have curly hair wish their hair was straight while those with straight hair wish they had the volume and bounce of curly hair. If you have curly hair your genotype is two curly hair versions of the hair texture gene.

Dna is made up of 46 chromosomes. Thus if you end up with curly hair you should get the best shampoo for curly hair if it s the case you have curly hair. This is unnecessary and we should admire the type of hair we have. The hair fall is a common condition with the straight hair.

One from mom and one from dad. Straight hair follicles produce straight hair fibers while curly hair grows from curved follicles. So for hair type cc gives curly cs gives wavy and ss gives straight hair. It lacks volume most of the time.

If the hair is damaged or burnt that will be more visible. The curly hair allele and the straight hair allele are just two of several alleles that help to determine your hair texture. However a single gene has yet to be found to be solely responsible for the curly or straight hair trait in caucasians. The straight hair can look dirty after only a day or two.