In which of the following cell organelles, it is expected to find the biochemical reactions that harness energy from the breakdown of sugar molecules to synthesize large amounts of ATP? Mitochondria Lysosome Vesicles Plasma membrane TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following two organelles look most alike structurally? Golgi apparatus and smooth endoplasmic reticulum ER Vacuole and cytoskeleton Lysosome and chloroplast Nucleus and vesicle TRUE ANSWER : ? YOUR ANSWER : ?
Lysosomes are specialized vesicles in __________ that contain digestive enzymes for the breakdown of food. A related organalle known as a vacuole, which is found in __________ , also contains enzymes but in addition may act as a storage organelle for nutrients or water. animals; plants and fungi plants; animals and fungi animals and plants; fungi plants and fungi; animals TRUE ANSWER : ? YOUR ANSWER : ?
Where in a eukaryotic cell, DNA can be found? Nucleus Both (a) and (b) Mitochondrion Vacuole TRUE ANSWER : ? YOUR ANSWER : ?
In which of the following cell types more cellular detail can be observed using an electron microscope compared to a light microscope? All of these Animal Protist Bacterial TRUE ANSWER : ? YOUR ANSWER : ?
A certain cell organelle which is made of a double phospholipid bilayer that has many large pores in it, is most likely the cytoskeleton the nuclear envelope the mitochondrion the plasma membrane TRUE ANSWER : ? YOUR ANSWER : ?
Eukaryotic cells are more efficient than prokaryotes because their internal compartmentalization reduces overall cell size allows for specialization through the subdivision of particular tasks makes each compartment nutritionally independent of all others allows for specialization through merging of different tasks TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following structures is expected in a bacterium? Nucleus Plasma membrane Endoplasmic reticulum Golgi apparatus TRUE ANSWER : ? YOUR ANSWER : ?
According to the fluid mosaic model of cell membranes, the most common type of molecules in the membrane are proteins the unique properties of cell types are determined by their phospholipids the membrane is a highly mobile mixture of phospholipids and proteins basic membrane structure results from how the proteins interact with water TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following macromolecules are found in the plasma membrane? Proteins and carbohydrates only Lipids, proteins, and carbohydrates Proteins only Lipids and proteins only TRUE ANSWER : ? YOUR ANSWER : ?