Evolution of the Skin Case Study Answers

Anthropologists and geographers have studied and overtime come to the conclusion that distribution of skin color is not random. Darker skin color has been found to typically come from near the equator and lighter skin colors are typically coming from closer to the north and south poles. Over the years, researchers have found that darker skin colors has protected the

22. All of the following types of drugs can interfere with the body's use of folate EXCEPT:

5. In the film, Dr. Jablonski explains that melanin, located in the top layer of human skin, absorbs UV radiation, protecting cells from the damaging effects of UV. Genetics determines the type of melanin (i.e., brown/black eumelanin or red/brown pheomelanin) and the amount of melanin present in an individual’s cells. Based on this information, write a hypothesis for where in the world you would expect to find human populations with

You are right, this quiz was indeed informative. I also think the theory that reference one’s skin tone to be darker or lighter due to the tropical, southern and northern states hold some level of validity. This theory sounds coherent to one of the effects of UV lighting contributing to melanocyte that produce and contain melanin. Melanin is any of a class of insoluble pigments, found in all forms of animal life, that account for the dark color of skin, hair, fur, scales, and feathers Furthermore, the fact that the human species originated from Africa and that we are subgroups of Africa is without question excited to learn and understand. Generally speaking, when I think about the race ideology behind European-American leaders in which they

and sickle cell disease. Skin cancer is also one of them. It’s a type of cancer caused by

A diet with low folate will have a great effect in the 5 Met reaction which will cause an increase in homocystine. And there will be no alternative pathway to undo the damage.

Skin cancer is a very serious disease that ouccurs in any age but if you live over 65 you will mostly have it. Skin cancer affects mostly men, men have 2 times more of a chance of getting it then wemon. Skin cancer is the most common type of cancer it ocurs in most people. If skin cancer is found early it can be treated and gotten rid of if not it will spread through your body and you will die. There is about 3.3 million americans in america that have skin cancer.

There are many genes involved within these metabolic pathways and due to its roles in the body such as; cell growth and development a change in quantity of folate in the body can have major consequences on many reactions. The histidine, serine, glycine, methionine, thymidylate, and purine cycle are all part of the folate metabolism. Each cycle can be affected by the deficient of folate, and become ineffective which can lead to many problems (Mahmood,

The most common type of cancer is skin cancer. The most serious type of skin cancer is melanoma.

folic acid, or liver enzyme levels after isotretinoin therapy.9 In the group taking 1 mg/kg/d of isotretinoin, total cholesterol levels were significantly increased after therapy. In the group taking 0.5 mg/kg/d of isotretinoin, there was no significant change in cholesterol. Triglycerides significantly increased in both the 0.5 and 1 mg/kg/d treatment groups after the administration of isotretinoin therapy.9

Skin cancers are one of the most common types of cancers, and this is because of our exposure to the sun. The sun emits UV (ultraviolet rays) that is harmful to our health. Continuous and excess exposure to the sun and other UV sources puts you at risk of skin cancer like Basal and Squama cell skin cancer, Melanoma skin cancer, Merkel cell carcinoma, Lymphoma of the skin, and Kapsin Sarcoma.

First, one of the most critical factors that lead to skin cancer is ultraviolet light exposure (UV). [The ultraviolet light damages the DNA of skin cells which affect the control of cells growth. Sunlight, tanning beds are examples for sources of UV rays that cause skin cancer. Second, family history for skin cancer is considered as one of the risk factors. If some of the relative from first-degree has had skin cancer, the risk will be greater.

Taking a daily dose helps with positive prenatal care for you and your baby. Folic acid helps avoid birth defects in your children.

Folic acid is a vitamin that is used by the body to create new cells and keep the blood healthy. Everyone needs folic acid to stay healthy. It is especially important if you are pregnant.

cancer,Melanomas, and Squamous. Each and every one of these types of cancers develop in your cells. Skin cancer develops more on the part of skin that is exposed more to the UV rays. Skin cancer can occur to anyone no matter the skin color,but people of a lighter skin complexion and who sunburn easier has a higher risk of developing skin cancer.