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Q: what is the role of melanin pigment ? and from which layer is secreted * Your answer
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A: Dear student, we are authorized to answer one question at a time, since you have not mentioned which…
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A: A- Is not true:- Rather the shell is part of the turtle's body and is made of bones, collagen, skin,…
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A: According to guidelines we have to answer the first question only. please kindly post the remaining…
Q: A major function of the skin is protection from ______. A. abrasion B. ultraviolet light C.…
A: Skin is the outermost layer of the body and provides protection from mechanical impacts and…
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Q: Many medications can be administered transdermally by applying patches that contain the medication…
A: It is given that " Many medications can be administered transdermally by applying patches that…
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A: The skin of vertebrates mostly comprises of:
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A: The explanation is given below.
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Q: Which of the following would apply to desmosomes that are found in cells as they migrate from the…
A: The stratum corneum is the outermost layer of the epidermis and it marks the final stage of the…
Q: List the functions of human skin
A: The biggest organ in the body is the skin. The epidermis, dermis, and subcutaneous layer are its…
Q: Name and describe the pigments in the skin. Which pigment is more protective against ultraviolet…
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Q: Eccrine glands produce ________. a. sweat b. lipids c. scents d. milk
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Q: Explain the relationship between melanin and skin color. Why do you think people living near the…
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Which of the following is responsible
for giving colour to human skin?
A. Luciferin B. Haemoglobin
C. Flavonoids D. Melanin
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- Our skin contains melanocytes, which produce melanin that protects the cells from sun damage. If darker- skinned people have more melanin does this mean that they do not have to protect their skin from the sun? Explain your answer.What is one important function of melanin? A. Causes the skin to become cooler B. Absorbs harmful radiation C. Strengthens the skin or eyes D. Resets the diurnal biological clock E. Increases the amount of blood vessels1. A) A major function of the skin is protection from ______. A. abrasion B. ultraviolet light C. entry of a microorganism D. dehydration E. All of the above B) What is one important function of melanin? A. Resets the diurnal biological clock B. Increases the amount of blood vessels C. Causes the skin to become cooler D. Absorbs harmful radiation E. Strengthens the skin or eyes C) Most of the cells of the epidermis are ________________. A. fibroblasts B. keratinocytes C. macrophages D. Langerhans cells D) The epidermis is nourished by diffusion from capillaries in the ___________. A. papillary layer of the dermis B. hypodermis C. epidermis D. reticular layer of the dermis E) Cell division occurs in which layer of the epidermis? A. Stratum lucidum B. Stratum corneum C. Stratum basale D. Stratum granulosum F) Which of the following is NOT…
- Darkly pigmented skin is advantageous in the tropics because it a) Protects skin from frostbite b) Allows maximum exposure to UV radiation c) Helps prevent rickets d) Promotes vitamin D synthesis e) Protects skin from skin cancer from overexposure to ultraviolet radiationAccording to the video “The Biology of Skin Color”, how does UV exposure vary throughout the world? A. The UV rays are the same at the equator and the earth's poles B. There are higher UV rays near the equator and lower UV rays towards the north and south poles C. UV rays don't vary across the globe D. There are lower UV rays near the equator and higher UV rays towards the north and south polesFeathers and hair consist mainly of_______ . a. chitin c. keratin b. cartilage d. collagen
- PLEASE NOTE THIS IS A GROUPING OF ONE TOTAL QUESTION NOT INDIVIDUAL QUESTIONS AS A PREVIOUS TUTOR WOULD ONLY ANSWER ONE AND NOT THE GROUPING. B) What is one important function of melanin? A. Resets the diurnal biological clock B. Increases the amount of blood vessels C. Causes the skin to become cooler D. Absorbs harmful radiation E. Strengthens the skin or eyes C) Most of the cells of the epidermis are ________________. A. fibroblasts B. keratinocytes C. macrophages D. Langerhans cells D) The epidermis is nourished by diffusion from capillaries in the ___________. A. papillary layer of the dermis B. hypodermis C. epidermis D. reticular layer of the dermis E) Cell division occurs in which layer of the epidermis? A. Stratum lucidum B. Stratum corneum C. Stratum basale D. Stratum granulosum F) Which of the following is NOT a component of the epidermis thin skin? A.…According to the video “The Biology of Skin Color”, what is the pigment in our skin that reflects or absorbs light? A. Magnesium B. Melatonin C. Melanin D. ChlorophyllSkin cells produce keratin, a strong fibrous protein found in hair and fingernails. What is the function of keratin?
- According to the video “The Biology of Skin Color”, why do humans need calcium? A. To build strong and large brains. B. To build strong bones and have a healthy immune system. C. To help us digest dairy. D. Humans don't need calcium.The type of tissue found on human skin has all these features except A. High power of regeneration B. Highly vascularized C. Has many cell junctions D. Movement of materials is by simple diffusionExplain the function of human skin.
