A researcher treats cells with a chemical that disrupts the phospholipid bilayer.  What would likly happen to these cells?

A plant cell is placed in a hypotonic solution.  What organelle prevents it from bursting?

Which component of the plasma membrane contributes to its fluidity?

A microbiologist observes a cell under a microscope and notes that it has a nucleoid region, circular DNA, and no membrane -bound organelles.  What type of cell is it?

How do enzymes affect biochemical reactions?

Which organelle is responsible for modifying, packaging, and transporting proteins?

What is a major health consequences of lipid imbalance?

What is the main function of phospholipids in biological systems?

Which macromolecules can function as both an enzyme and structural component?

Short answer, Written Response question: Imagine that a large meteor is about to strike the moon. The radius of the moon is 1.74 x 106 m and its mass is 7.36 x. 1022 kg. A group of astronauts needs to evacuate before this meteor arrives. Find the minimum escape speed needed for a 4.20×104 kg rocket to escape the Moon if it is launched from the moon’s surface. Write only your answer in the box below (you do not need to show work for this question) and make sure to write your answer using the correct number of significant figures and correct units.