Which of the following is not a characteristic of the plasma membrane? 1. contains different types of protein
2. composed of phospholipid bilateral
3. contains the cells dna

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

Which sequence correctly shows the path of carbon dioxide during repiration?

Which is a genetic engineering advancement directly related to a career in biotechnology? 1) improving solar energy collection 2) transporting textiles at higher rates 3)creating crop foods that resist insect pests 4)repairing historical sites with quality materials