Prokaryotic cell wall - Study guides, Class notes & Summaries

BIOD 101 PORTAGE LEARNING MODULE 6 EXAM WITH BEST SOLUTIONS What is the nucleoid region used for? - To store genetic information in prokaryotes True or false: If false, make it true. The nucleoid region is bound by a membrane and does not contain bacterial chromosomes and DNA? - False The nucleoid region is NOT bound by a membrane and DOES contain bacterial chromosomes and DNA. Bacterial chromosomes are in what shape? - Circle Define plasmids - Small, circular region of DNA. How ...

HESI A2 BIOLOGY (100 Questions and Answers) 100% Correct. Which movement requires carrier protein but noo direct cellular energy? Facilitated transport 2. Which term denotes the movement of glucose molecules from an area of lower concentration to an area of higher concentration? Active transport 3. Plasmolysis is a term describing? Cellular shrinkage, which occurs when cells are immersed in hypertonic solurion 4. The movement of substances from lesser concentration to higher concentratio...

What is a semiautonomous organelle? Correct Answer-organelle with DNA which two organelles are semiautonomous? Correct Answer-mitochondria & chloroplasts what is the endosymbiotic theory? Correct Answer-explains how eukaryotic cells may have evolved from prokaryotic cells what are terms associated with bacterial flagellum? Correct Answer-filament, hook, rod, and rings what type of cell has the most peptidoglycan? Correct Answer-Gram + what is the structural part of the cell wall w...

HESI A2 ENTRANCE EXAM: READING COMPREHENSION, CHEMISTRY, GRAMMAR, BIOLOGY, VOCABULARY & GENERAL KNOWLEDGE, CRITICAL THINKING, ANATOMY & PHYSIOLOGY AND MATH VERSION 2 (With answers) Reading Comprehension Neurologists and biological psychologists have witnessed a sharp increase in the knowledge and understanding of particular structures of the brain over the past two decades. As technology becomes ever more advanced, scientists are able to isolate the functions of even small regions of ...

Microbiology - deals with living things ordinarily too small to be seen without magnification Acellular - lacking cells Microorganisms/Microbes - organisms that are too small to be seen with the naked eye Pathogen - An organism that causes disease Are non-human cells included in microbes? - no What are the 7 types of microbes? - - Bacteria - Archaea - Algae - Protozoa - Fungi - Helminths - Viruses Prokaryotic - No nucleus Eukaryotic - Has a nucleus Decomposers - Break down organic ...

A phospholipid molecule has 1. a hydrophilic head that is repelled by water. 2. hydrophilic tails that are repelled by water. 3. a hydrophilic head that is attracted to water. 4. a hydrophobic head that is repelled by water. 5. hydrophobic tails that are attracted to water. - a hydrophilic head that is attracted to water. A cell membrane is not 1. a fluid structure. 2. a rigid structure. 3. a mosaic structure. 4. a bilayered structure. 5. composed of phospholipid molecules. - a rigid ...

MCB 100 FULL Exam 1 (UIUC) Questions and Answers Graded A+ Question: What is the primary difference between prokaryotic and eukaryotic cells? Answer: Prokaryotic cells lack a true nucleus and membrane-bound organelles, while eukaryotic cells have a defined nucleus and organelles surrounded by membranes. Question: What is the role of ribosomes in bacterial cells? Answer: Ribosomes are responsible for protein synthesis, translating mRNA into polypeptide chains that fold into functional pr...

Cell Biology 112 Exam 1 PCC Questions and Answers Graded A+ What structure controls the movement of substances in and out of the cell? Cell membrane Which organelle is known as the powerhouse of the cell? Mitochondria What is the main component of the cell wall in plant cells? Cellulose Which type of cell lacks a nucleus? Prokaryotic cell What is the primary function of ribosomes? Protein synthesis 2 What is the jelly-like substance inside the cell called? Cytoplasm...

For prokaryotic cells, which statement is correct concerning how the structure of a particular cell component correlates with its function? - The cell wall is a tough, fibrous layer that protects the cell and gives it shape and rigidity. In lateral gene transfer, genes are ______. - moved from one species to another Which character separates bacteria from archaea? - bacteria have peptidoglycan in their cell wall. What does it mean to say that prokaryotic organisms have "compact" genomes, ...

A form of asexual reproduction in single-celled organisms by which one cell divides into two cells of the same size - Binary Fission Enzymes, toxins, and other factors that affect the relative ability of a pathogen to infect and cause disease. - Virulence factors Gram staining differentiates bacteria based on their: A) ATP B) endospore C) cell wall D) integral proteins - Cell Wall Reactions that require energy are called ________ reactions: A) endergonic B) endothermic C) exergonic ...