What is the monomer that’s makes up polysaccharides

What came first egg or chicken? and is tomato a vegetable or a fruit?

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )