Explain the relationship between melanin and skin color. Why do you think people living near the equator have darker skin?

Q: Does skin have DNA?

A: DNA is a double helical structure present in nucleus of a cell and contains all the necessary…

Q: body

A: Skin colour is largely determined by a pigment called melanin but other things are involved. Your…

Q: How do folate, vitamin D, and uv intensity affect the skin color? Explain.

A: The colour of human skin varies from the darkest brown to the lightest shades. Variation in…

Q: Describe the roles of keratin and melanin in the skin. (add picture if possible)

A: Skin is the outermost layer of the skin that contains different types of appendages in different…

Q: Identify the structures that make up the skin described below. Use the drop down menu to select the…

A: The structure that produces hair called hair follicles ( G) . The dermis is structure E in the…

Q: white spots on skin known as Vitiligo is a genetic disorder

A: Vitiligo might have a genetic part, because the condition tends to run in families. skin disease is…

Q: A man has a straight hairline. Is it necessary for both his parents to also have straight hairlines…

A: The widow peak is a dominant trait over straight hair line.  Let W encodes Widow peak. And W allele…

Q: What is responsible for skin pigment and hair color?

A: The skin color of humans is affected by many different substances. But the single most important…

Q: Explain why skin color genetics is so much more complex than that of Mendelian traits.

A: Mendel studied the unit of inheritance in pea plants. Mendel perform some cross on garden pea plants…

Q: Why is there varlation In skin color among modern humans? Multiple Cholce People have different…

A: An individual's skin pigmentation is the result of genetics,and also the exposure of sun. Skin color…

Q: Why a person's skin becomes pale during emergency situations?

A: The integumentary system of the human body consists of skin, exocrine glands, nails, and hair whose…

Q: An oily secretion that helps to waterproof body surface Become active at puberty Responds to…

A: Skin is also referred as integumentary system, forms the outer tissue covering the body. The main…

Q: How do variations in skin color in correlate to the homeostasis of folate and vitamin D. How does…

A: Folate is one of the members of the vitamin B6 family . It is used by bone marrow for the production…

Q: Describe how our skin darkens in the presence of sun. In your description, be sure to name the…

A: The skin is made up of two main layers: the dermis and the epidermis. There are various layers in…

Q: If all people have the same number of melanocytes in their skin, how do we explain the differences…

A: The pigment, melanin is responsible for the color of the hair, skin, and eye color. It is…

Q: What is the genotype of a person without freckles?

A: Freckle is a disease caused by the excess production of melanin (skin pigment). On the exposure of…

Q: According to the video “The Biology of Skin Color”, what is the pigment in our skin that reflects or…

A: The question is asking about the pigment in our skin that is responsible for absorbing or reflecting…

Q: What are the two main variants of the skin pigment molecule in humans? How do the differ?

A: Given: The two main variants of the skin pigment molecule in humans.

Q: Skin color is directly associated with other physical and behavioral traits. True or false?

A: The question is asking whether skin color, a physical trait, is directly linked to other physical…

Q: Some women develop facial hair. What may be cause for it?

A: The hair is a mass or collection of filaments growing from an animal skin and it forming a covering…

Q: protection for our skin and describe what physiological and anatomical changes occur to your skin…

A: In the basal layer of epidermis of skin, the melanocytes are present. Normally, in the hair and in…

Q: Cells of the epidermis derive from stem cells of the stratum basale. Describe how the cells change…

A: The epidermis is the outermost skin layer, which is exposed externally. The epidermis is further…