The main concept of cell theory is that cells are the basic structural unit for all organisms. ... Living things may be single-celled or they may be very complex such as a human being. ... Cells hold a variety of pieces and each cell type has a different purpose. ... The trillions of cells in your body make your way of life possible.
Carbohydrates, Lipids, Proteins and Nucleic Acids
Answer:
A. A thick, waxy covering to prevent evaporation.
Explanation:
Because the desert is usually dry and hot, plant that live in these ecosystems need to adapt to the environment to prevent the loss of water. Water escapes from plants through their leaves as a result of photosynthesis. Desert plants have special adaptations to at least reduce the loss of water and one of them is the thick waxy covering of the leaves to seal in the water.
Answer: A possible reason for these haircolors is that you could get a mix of your 2 parents haircolors. Another possible reason is that people just simply tinted their hair.
