The integumentary system is an organ system consisting of the skin, hair, nails, exocrine glands, and sensory nerves. what reinforces and protects the ends of the digits and are used for scraping and manipulating small objects? a) dermis b) epidermis c) hair d) nails

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations