Q: What are the advantages and disadvantages of using bacteriostatic drugs in endotoxic shock
A: Drugs with broad-range action known as bacteriostatic drugs limit bacterial growth, inhibiting…
Q: How do you smell thing in a lab
A: Sense of smell allows us to differentiate between 10,000 smells as an adult. Airways and nose helps…
Q: You fill a bag made of semipermeable membrane with a .5 mol/litre solution of sugar, seal it and…
A: Water diffuses by osmosis as it moves from regions with low concentrations of solute to those with…
Q: Briefly explain antigenic drift and antigen shift. Which is usually more dangerous of the two and…
A: Antigenic drift and antigenic shift are two terms which are associated with influenza virus.
Q: A. The idea associated with the belief that all species could be arranged from primitive to…
A: Evolution is the process through which living organisms change over time and give rise to new…
Q: A farmer growing maize in Eastern Cape under rainfed and marginal soils approaches you and tell you…
A: Grain sorghum can be a suitable alternative crop for the farmer's conditions due to its ability to…
Q: Question 34 Which of the following hormones is synthesized from a cholesterol precursor? O A.…
A: The question concerns the biosynthesis of various hormones and specifically asks which of the given…
Q: Below is a short research proposal. Review the proposal. Identify the research question,…
A: A research proposal is a document that outlines a plan for conducting a research study. It is a…
Q: Briefly discuss the mechanism of action and the specific target of the antitoxin used to treat…
A: Botulism is a rare but serious illness caused by the bacterium Clostridium botulinum's neurotoxin.…
Q: Short answer most pathogenic bacteria are mesophiles explain why 23. (short answer) List the most…
A: The fundamental building block of life is the cell. Eukaryotic cells and prokaryotic cells are the…
Q: Biosynthesis of an enveloped retrovirus requires which of the following? Mark all that apply. A.…
A: Retrovirus are a type of virus that has RNA as genetic material rather than DNA. They uses reverse…
Q: Which of the following choices includes all of the others in creating global terrestr climates?…
A: Global wind patterns encompass and are influenced by the uneven heating of Earths surface ocean…
Q: Genetically modified Atlantic salmon have recently been approved for human consumption. These…
A: CRISPR (Clustered Regularly Interspaced Short Palindromic Repeats) refers to a specific DNA sequence…
Q: Do all microorganisms present in milk develop on the tryptone glucose yeast extract agar (TYGA)?…
A: TYGA is a complex medium that contains tryptone, glucose, yeast extract & agar. It provides a…
Q: QUESTION 2 Which of the following is truly responsible for translation, in other words what directly…
A: Translation is a process in which cell create protein by using the genetic information which carried…
Q: In a population of Boer goats, allele G confers +10kg body weight and allele g confers +5kg body…
A: The understanding of genetic and breeding values is crucial in animal breeding programs aimed at…
Q: A dairy farmer would like to reduce the incidence of mastitis within his herd. He has decided to…
A: Somatic cell count (SCC) Clinical mastitis. Daughterhood
Q: The karyotype at right is from which of the following animals? a b C Selected answer will be…
A: The genetic material of an organism is the DNA which remain condensed in the form of chromatin in…
Q: Amphioxus long has been of interest to zoologists searching for a vertebrate ancestor. Explain why…
A: Amphioxus, also known as lancelets or Branchiostoma, is a small marine animal belonging to the…
Q: Calculate the average number of transductants resulting from this experiment (show your…
A: Transduction can be defined as a method of gene transfer in which gene is transferred from donor to…
Q: Give typing answer with explanation and conclusion Which of the following would NOT be considered an…
A: Ecosystem services are the benefits humans derive from the environment and nature. For example,…
Q: The "Criterion of Adequacy" is our best tool for deducing evidence that justifies a hypothesis.…
A: The hypothesis is defined as an assumption formed on the basis of some data. In biology, it is used…
Q: Flowering plants have common ancestors with other plants and plant-like organisms. The table below…
A: Flowering plants, also known as angiosperms, are a diverse group of plants characterized by their…
Q: Briefly explain why it is particularly difficult for small insects to localise sound. Then describe…
A: Antennal insects have specialized structures called antennae, which are elongated sensory organs…
Q: In older men... (select one) a. Ejaculate volumes are similair to those of younger men…
A: Sperms are the haploid male gametes produced by the testes in the males. These are required for the…
Q: Non-alcoholic fatty liver disease has been linked to high-sugar diets. Explain?
A: Non-alcoholic fatty liver disease (NAFLD) is a common disorder characterised by excess fat buildup…
Q: A muscle cell contains acetylcholine receptors that act as ligand-gated cation channels, and it also…
A: Muscle cells are specialised cells that are responsible for producing force and movement in the…
Q: Science proceeds by virtue of collecting evidence that confirms a hypothesis. True or False
A: A hypothesized explanation or claim that can be verified through additional research is called a…
Q: The table below shows four human populations (CLM, MXL, PEL, PUR). A single nucleotide polymorphism…
A: According to Hardy Weinberg equilibrium, both allelic and genotypic frequency will remain the same…
Q: Describe the structure and function of the brain, nervous system, limbic system, and the…
A: The central nervous system (CNS) is a complex and vital network responsible for processing…
Q: 6. A deletion mutation occurs, leaving 92 bases in nucleotide sequence. What is the maximum number…
A: A codon is a group of three DNA or RNA nucleotides that codes for a particular amino acid or stop…
Q: This question relates to morphine (shown below) and the relationships between changing chemical…
A: Morphine is a drug/compound that occurs naturally in opium poppy (poppy plants). It is classified as…
Q: Describe the main functions of T cells. What are the main types of effector T cells and their…
A: T cells also known as T lymphocytes, are part of the immune system and are one of the most important…
Q: Discuss the differences between human and sheep parturition.
A: Parturition refers to the process of expelling out the fully developed fetus in the uterus of a…
Q: Determine the current (in A) to produce 1.10 g Cu when Cu'(aq) is electrolyzed for 3.15 h. (F=…
A: To determine the current required to produce 1.10 g of Cu during electrolysis, we need to calculate…
Q: Which part of the airway does smooth muscle play its greatest role in Poiseuille's Law? O A. Trachea…
A: Poiseuille's Law is a mathematical equation that describes the relationship between the pressure,…
Q: The most widespread sexually transmitted bacterium is Gonorrhea Chlamydia…
A: Sexually transmitted infections (STIs) are a major public health issue that affects millions of…
Q: of a child with developmental abnormalities. 19 72 »K } 14 20 15 21 22 16 17 b. What is unusual in…
A: Karyotype is the whole representation of the chromosomes including all the autosomes and sex…
Q: 1. Pro A wild-type strain of bacteria produces a protein with the amino acid proline (Pro) at one…
A: From the genetic code we can find the codons of the following amino acids mentioned in the question.…
Q: b. You conduct some additional experiments to elucidate the starlase metabolic pathway. Your results…
A: A complementation test is used to determine whether two mutations present at the same locus or at…
Q: List out the important things for Kalvin cycle and name the oxidising and reducing agents if…
A: The Calvin cycle, also known as the Calvin-Benson cycle or the light-independent reactions of…
Q: 2. Which of the following is correct? A. Vitamins are proteins synthesized by the human body and…
A: To carry out normal function of our body and to stay healthy our body need some micronutrients.…
Q: Do your results conform to the proposed inheritance mechanism for these traits? Are there…
A: The question involves interpreting a table of data from a class experiment, which recorded various…
Q: what are two depletions the body suffers after a marathon run
A: After running a marathon, the body experiences several depletions due to the physical and…
Q: Alleles that increase resistance to disease are expected to increase in frequency in the population…
A: An allele is a variant form of a gene that occurs at a specific location on a chromosome. Genes are…
Q: are you sure? i got 149
A: PCR means polymerase change reaction in which the main enzyme DNA polymerase amplifies a given DNA…
Q: Which type of phenotypic detection method(s) requires the plate media to have that component in…
A: Phenotypic detection methods are techniques used to identify and assess observable characteristics…
Q: Hepatitis B virus. Structure. Antigenic structure.
A: The hepatitis B virus (HBV) is a dangerous liver infection that results in hepatitis B. Hepatitis B…
Q: 4. A cell with a selectively permeable membrane is in a solution. Urea can diffuse through the…
A: Osmolarity is defined as the number of moles of solute present in 1 liter of solution. When a…
Q: What pathogenic microorganisms may be found in milk?
A: Milk can potentially be contaminated with various pathogenic microorganisms that can cause illness…
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- Give typing answer with explanation and conclusion 2. Proper storage of infectious waste is paramount to decrease the of disease.Give typing answer with explanation and conclusion The following bacteria are listed with a potential complication of progression of infection or severe disease. Which is not matched appropriately? Borrelia burgdorferi: autoimmune reactivity Chlamydia trachomatis: infertility Helicobacter pylori: gastric cancer Streptococcus pyogenes: acute rheumatic fever Escherichia coli: necrotizing fasciitisAnswer the questions and explain briefly. 1. How can you apply the Germ Theory of Disease and the Koch’s Postulates in identifying the cause of all diseases? 2. The whole world is currently experiencing a pandemic caused by SARS-CoV-2 virus. How do viruses differ from other types of microorganisms? 3. What do you think bacteria need to grow? 4. In which of the four phases of bacterial growth would an antibiotic best work? 5. Staphylococcus aureus is a common bacterium seen within our body. How will you characterize it based on its requirements for pH, temperature and aeration?
- Give a disease-causing pathogen or microbe and answer the following questions. 1. What is the name of the pathogen causing the disease? 2. What disease does the pathogen cause? 3. How is disease transmitted? 4. What are the symptoms of the disease? 5. How long does it last for? 6. Can the disease be treated? 7. Is there a vaccine for the disease?A. Differentiate the microorganisms by filling in the table with YES or NO. For virus, state if it is inside or outside the host cell to classify them. Questions Fungi Protist Bacteria Virus 1. Is made out of a cell or cells? 2. Has a nucleus? 3. Is considered living? 4. Can move on its own? 5. Can reproduce or replicate? 6. Has DNA? 7. Has cytoplasm? 8. May have a cell wall? 9. Has membrane bound organelles? 10. Has ribosomes?A 40-year old man complained to the hospital of fever, chills and abdominal pain. Based on clinical history, the man has elevated ALT and AST enzyme assay with gradual hepatomegaly. The patient submitted stool sample and the following are the results: Many cysts seen with 4 nuclei Eccentric karyosome observed Ingested RBC present Bacteria (Moderate) What possible parasite the patient has been infected with? Explain why. What possible additional lab tests are necessary to prove the patient’s diagnosis? Explain why. What is the possible diagnosis of the patient? Explain why.
- ۲:۱۱ ۱ ZAVO 41 | docs.google.com/forms/ The dimorphic fungi: * Can exist as mold or yeast Yeast form at 25 degree Mold form at 37 degree Dimorphism depends on mode of reproduction The acute phase of HIV infection: * May last 6-10 years The virus titer is low and antibody is high Detection of the antibody occur before the viremia During the window period, Ab is absent but the virus is present in the blood O I. 46 alfa K/s AMatch pathogen to common site of hospital-acquired infection. Make matches so you use each letter one time. 33. forms endospores, causes serious diarrhea Resistant Staphylococcus Aureus A. Methicillin- 34. gram-negative opportunist, burn infections, pneumonia difficile 35. typical large intestine flora, causes urinary tract infections 36. broadly antibiotic-resistant, causes infections anywhere in body aeruginosa B. Clostridium C. Escherichia coli D. Pseudomonas 37. If a disease can use in a room where air does not freely flow out of the room. transmission, a patient with that disease will need to be A. droplet B. contact C. airborne D. fecal-oral 38. Handwashing will not prevent transmission of a pathogen. A. direct contact B. fomite C. vector D. fecal-oral 39- A 27-year old unmarried female patient presents with genital warts. A-Which one of the following viruses is the most likely cause? 1- Herpes simplex virus 2- Epstein-Barr virus 3- Hanta virus 4-HPV S-HIV B- Which one of the…write out a detailed summary on Salmonella. Questions below will help you frame your summary. Please describe the bacterium. What is its shape and size? Is it Gram-positive or negative? Pictures are always fun! If you can find a microscopic image – include it. What is/are the reservoir(s)? e.g. water, food, human, etc. Are there parameters needed for infection? (Temperature, pH) What is/are the mode(s) of transmission. If it's foodborne - is it linked to a specific food? How many cases occur each year? In the US and/or worldwide and/or in the County where you live Has it caused any outbreaks or epidemics? Thank you-
- Why is the Widal Test performed? What disease does it indicate? Is the Widal test reliable? Enumerate the different bacteria that can cause false positive and false negative Illustrate how the antigens aggregate in the Widal TestA 65-year-old woman presents to the clinic to establish care. Her past medical history is notable for type 2 diabetes and hypertension. She has a 45-pack-year smoking history. A few weeks ago, she was shoveling her driveway when she had to stop due to tightness in her chest. She does not get any regular exercise because her calves become very painful after walking one block. Questions A. What is the likely diagnosis? B. What is the pathogenesis of this condition? C. What are this patient’s rick factors, and how do they contribute to the development of atherosclerosis?Protozoan cysts are resistant to many disinfection methods. True False
