Question : Which protein protects the epithelial cells from damage?
Option 1: Elastin
Option 2: Actin
Option 3: Keratin
Option 4: Collagen
Correct Answer: Keratin
Solution : The correct option is Keratin.
Keratin is one of the proteins that is essential for shielding epithelial cells from harm. A family of structural proteins called keratins is responsible for the intermediate filaments in epithelial cells. It shields epithelial tissues from abrasion, external injury and environmental stimuli while maintaining structural integrity.
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Question : Which of the following proteins is found in hair?
Option 1: Histone
Option 2: Keratin
Option 3: Elastin
Option 4: Actin
Question : Which muscles in the skin contract to make the hairs on our skin stand up straight (goosebumps) when we are cold or frightened?
Option 2: Epidermis
Option 3: Arrector pili
Question : Grey hair is caused due to
Option 1: ageing of epidermal cells
Option 2: death of dermal cells
Option 3: loss of sebum in epidermal cells
Option 4: loss of melanin in epidermal cells
Question : Which of the following is the highest source of protein?
Option 1: Sun flower
Option 2: Soyabean
Option 3: Grams
Option 4: Wheat
Question : The poison of honey bee is:
Option 1: acidic
Option 2: alkaline
Option 3: saltish
Option 4: protein
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