Portage Biod 101 Module 6

PORTAGE BIOD 101 MODULE 6 QUESTIONS WITH CORRECT VERIFIED ANSWERS | 100% PASS (A+ CERTIFIED) nucleoid region Answer non-membrane bound location of DNA and bacterial chromosomes in a prokaryotic cell. Plasmids Answer small circular regions of DNA in bacteria cytoplasm Answer intracellular region responsible for suspending ribosomes and plasmids ribosomes Answer contain unique RNA and proteins that can be targeted by antibiotics; in prokaryotes not membrane-bound and smaller than in eukaryotes plasma membrane Answer semi-permeable wall allowing for diffusion of certain ions and molecules, and can provide an area for metabolic functions cell wall Answer rigid wall surrounding the plasma membrane, responsible for cell shape and protection from environmental stressors capsule Answer sticky outer layer of bacteria, provides mechanism of adhesion to host cells or other bacteria fimbriae Answer hair-like structures extending from cell wall, used for attachment to host cells or other bacteria flagella Answer whip-like structures allowing prokaryotes to move peptidoglycan Answer a polymer consisting of two cross-linked sugars, N-acetylglucosamine (NAG) and N-acetylmuric acid (NAM) Gram positive bacteria Answer bacteria with simple cell wall made of a thick peptidoglycan layer, appears purple with gram-stain Gram negative bacteria Answer bacteria with a thin peptidoglycan layer surrounded by an additional outer membrane made of lipopolysaccharides, appears red or pink with gram-staining Penicillin Answer commonly used to treat gram-positive infections Cocci Answer bacteria with a spherical shape Bacilli Answer bacteria with a rod shape Spiral Answer bacteria with a spiral shape Diplococci Answer two cocci cells paired together strepto Answer chains of cocci staphylo Answer clusters of cocci pathogen Answer anything that causes disease in a human Innate immunity mechanisms Answer 1. physical barriers 2. antimicrobial proteins 3. cellular defenses