In albinism, the formation of melanin, a dark skin pigment, are blocked so that albinos

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: 3. Consider the following acids and their dissociation constants: H:SO:(aq) + H20(1) = H:O-(aq) +…

A: a) If Ka value is less this means that ionisation is less and if Ka value is more this means that…

Q: Explain the basis for different skin colors.

A: In simple words ,Skin is the layer which is soft, flexible along with outer tissue covering body of…

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: A baby was born with a bluish skin. Explain why should this be a reason for concern?

A: The respiratory system is responsible for gaseous exchange between the body and the atmosphere while…

Q: How do melanocytes and keratinocytes work together to protect the skin from UV damage? a.…

A: Keratinocytes play a vital role in giving structure to the skin and the immune system's functioning.…

Q: Which term describes skin which is redder than usual?

A: The skin is a protective layer covering the whole body from the outside environment and pathogens.…

Q: Explain how environmental factors affect skin color.

A: The skin forms the largest organ in the body. It comprises of two layers epidermis and dermis. The…

Q: In our society, a tanned body is associated with good health. However, medical research constantly…

A: The process of tanning refers to the development of dark colouration of the skin as a result of…

Q: A person who has been playing in the snow notices that their fingertips are very pale. why?

A: Blood is the major body fluid of our body that aids in the transportation of nutrients and…

Q: Explain why you can scrap your skin but not bleed.

A: Skin plays a major role in protecting our body from infections and is considered a first-line of…

Q: why does your skin remain red after a bad sunburn.

A: Sunburn is an inflammatory reaction in the tissue due to the damage caused by overexposure to the UV…

Q: Explain how a hair forms.

A: The keratinous protein filaments that grow in various regions of the body from the follicles found…

Q: Explain the cellular and molecular mechanisms that determine the color of human skin.

A: *The phenotypes that distinguishes Ong the  species is differences in skin pigmentation. * human…

Q: Compared with young skin, why is aged skin more likely tobe damaged, wrinkled, and dry?

A: Skin is the outermost covering of the body that protects the body from the external environment…

Q: "The deeper within the dermis or subcutaneous tissue any dark pigment is located, the bluer the…

A: An organ system that composed of skin, exocrine gland, nails, and hair is referred to as an…

Q: Define accessory pigment

A: Accessory pigments: - A special compound found in photosynthetic organisms, it's main function is to…

Q: What is the function of melanin?

A: We know that The skin is the largest organ of the body that belongs to the integumentary system. It…

Q: Which of the following skin cells alert the immune system to pathogens?a. fibroblastsb.…

A: Answer is d.) dendritic cells.

Q: The pigment epithelial cells may undergo apoptosis in response to the oxidative stress of free…

A: Retina is the deepest anxious coat, and it contains some extraordinary photo receptor structures…

Q: Explain the process of getting wrinkly skin. Is what happens to skin in an ocean vs. a freshwater…

A: The skin is a waterproof coat that protects the body's internal organs. The sebaceous gland secretes…

Q: Explain how sweat glands help regulate body temperature.

A: The gland is an organ responsible for secreting the substances responsible for performing specific…

Q: Describe the factors that normally contribute to skin color.

A: Human skin color comes in various colors and ranges from shades of brown to white. The skin color is…

Q: Describe how thick skin and thin skin differ?

A: The sensory organ that covers the external body and acts as a protective barrier against physical,…

Q: Define pigmented layer

A: The retina comprises of an outer pigmented layer and an inner nervous stratum or retina proper,  The…

Q: Which of the following statements about melanin is FALSE? Group of answer choices absorbs UV rays…

A: Melanin is a kind of pigmentation that usually produces hair, eye and in dark skin.

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: 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: Why don’t you bleed when you cut your nails? Why don’t you bleed when a hair is pulled?

A: The skin, hair, nails, subcutaneous tissue below the skin and associated glands comes under the…

Q: answer these question asap

A: We can say that Skin is the organ that covers the body's external surface and thereby is the largest…

Q: Melanin is produced by melanocytes within the stratum  a granulosum.  b corneum.  c spinosum.  d…

A: Melanin is the broad term for natural pigments group. It is produced through a multistage chemical…

Q: What pigments are responsible for skin color?

A: We know that The skin color of humans is affected by many different substances. There are three…

Q: In some cultures, women must be covered completely, except for their eyes, when they go outside.…

A: A specific quantity of ultraviolet radiation (UVB) must enter the body's outer skin layer to…

Q: Everyone’s skin contains about the same number of melanocytes, even though people have many…

A: Skin colour in humans has a wide range. This range has variation because of the presence of melanin…