Which observation proves that a cell is a eukaryote?

A. The cell has a cell membrane.

B. The cell contains a nucleus.

C. The cell uses ribosomes to create protein.

D. The cell contains DNA

What factor drives the arrangement of the phospholipid bilayer in an aqueous environment?

Which breast describes the relationship between starch and glucose? A) starch and glucose are reactants that combine to form proteins B) starch is a monomer that is used for o make glucose C) Starch is a polymer made of glucose monomers D) starch

Sometimes the immune system overreacts from exposure to a normally harmless thing like cat hair. Subsequent exposure to this allergen elicits a massive inflammatory response.

It would take Five cell divisions for what original cell to produce 128 New cells. True or false?

Process by which sediment is removed from its source

Both mitosis and meiosis begin with a diploid cell that contains replicated chromosomes. What are the main differences between these two processes, and what types of daughter cells produced by each? a.

4. A sample of DNA from a human skin cell contains 32% cytosine (C) bases. Approximately what percentage of the bases in this sample will be thymine (T) ? A) 18 B) 24 C) 32 D) 36 O MET

Steam power plants produce a large amount of extra steam. That steam is released as heat energy into the water surrounding the power plant.

Would it be easier to build a space colony on saturn or on one of its moons? why?

Which of the following is not a carbon sink? atmosphere the Atlantic Ocean Lake Superior All of the above are carbon sinks.