Teichoic acid is a major feature of which cell wall? O Fungal Viral O Gram-positive bacteria O Gram-negative bacteria O All of the options

Please help

Observation: What color would the bacterial cells have when viewed theoretically under the microscope after the following treatment? Gram Ammonium oxalate Gram's iodine Ethyl Alcohol Safranin reaction Crystal violet Gram positive Gram negative

Which Which of the following is ABSENT in a Gram-positive cell envelope? O plasma membrane O phospholipids O LPS layer glycan chains lipoteichoic acids all of these are PRESENT in a Gram-positive cell envelope Question 4 Which of the following is ABSENT in a Gram-negative cell envelope? O lipoteichoic acids plasma membrane O peptidoglycan- lipapolysaccharides all of these are PRESENT in a Gram-negative cell

Arial 1 T T T Circle/highlight F T 1. T F LL F LL F FL T F LL - 1 11 + 11 1. 1 BI U A, 2. 3 CD 1 1. 4 Z | EEEE 13 5 either T or F for each row An isotonic solution is when there is more of the solute on the outside of the cell than in the inside of the cell Passive transport is when a solute moves with it's gradient to try to achieve equilibrium Secondary active transport is when a solute moves against its gradient and that movement is powered by ATP You can couple passive transport with active transport in order to move a solute against its gradient Solar energy was likely the source of energy for the origin of life Catabolism is when smaller units come together to make a larger molecule I

which of the choices below is wrong or incorrect about glycocalyx/capsule/slime layer)? It is the outer shell/casing of the endospore O It is NOT a part of the cell wall or plasma membrane O It can be used by bacteria to attach to various surfaces O It protects the bacteria from the body's immune/defence system O it is made of sugars (carbohydrates) and/or proteins

Times New ... 11 BIU Q Q Normal Unknown #: Name: Unknown Bacteria Data Sheet Your unknown bacteria sample is one of the following species: Pseudomonas aeruginosa Serratia marcescens Staphylococcus aureus Staphylococcus epidermidis Enterobacter aerogenes Alcaligenes faecalis Bacillus megaterium Bacillus subtilis Enterococcus faecalis Escherichia coli Micrococcus luteus Proteus vulgaris Part 1: Gram Stain Gram stain: Cell shape: Based on your above results, indicate which tests need to be done & what media you need. Test Media Needed M !

Is this right?

Can you help me with this practice question?

11) Please just give me the answer, ( ignore my selection), Please just say the answer.