Biologists believe that a large number of species that are part of the rain forest ecosystem are on the verge of extinction. which statement best describes the role of urbanization in this disaster?

Below are the three main organs that make up the plant body. what is the main function of the structure that is identified as b in the picture above? it anchors the plant. it produces food. it absorbs nutrients. it supports the plan

You are observing different types of cells in your science lab. one cell has many chloroplasts. what is the most likely function of this cell? a. energy production b. photosynthesis c. reproduction d. digestion

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca