Give two examples of toxins or enzymes produced by Staphylococcus aureus. Explain the pathogenic significance of each.

tab caps lock You have a 11.5 mg sample of blood that contains various proteins. Hemoglobin is the only protein in the sample containing Fe. Hemoglobin contains 3.83% by mass of a compound called heme (C34H32FeN4O4, MW = 616.49 g/mol). You find that your 11.5 mg blood sample contains 29.7 micrograms of Fe. What is the mass percent of hemoglobin in your protein sample? Tap here or pull up for additional resources Q A NO 2 W S #3 E D GA 4 R % 5 F Question 9 of 17 T 6 G Y & 7 B H 8 N 9 4 +/ V M

Ammonia must be eliminated from wastewater before it can be reused, recycled, or discharged. Describe the three major steps that are used to convert harmful ammonia into a harmless derivative. Your answer must be specific and include any appropriate chemical formulas or names of chemical or biological reagents. Mention, when appropriate, the toxicity of any of the components or how their production can get in the way of efficiently eliminating ammonia from wastewater.

Choose ALL possible routes of exposure for chemicals into the body while in the lab. ✔ injection ✔absorption ✔ ground water ✔inhalation ✔ingestion

Provide the mechanism and products of the reactions

13. Some fungi live as single-celled organisms. Group of answer choices True False 14. For a fungus, a fruiting body such as a mushroom serves which function? Group of answer choices Allowing asexual reproduction by fragmentation Spreading spores produced during sexual reproduction Causing disease by consuming tissues in an animal host Storing nutrients as a permanent organ in the fungus Question 15 What sort of diseases can be treated with antibiotics? Group of answer choices Cancers Diseases caused by viruses Diseases caused by fungi Diseases caused by bacteria Question 16 Which of the following is an example of a bacterium causing harm to another organism? Group of answer choices Tuberculosis in humans caused by Mycobacterium tuberculosis Protozoa in the genus Plasmodium causing malaria in humans Fungi in the genus Penicillium producing penicillin that kills nearby bacteria The ghost plant Monotropa uniflora stealing nutrients from fungi NOV 14 MacBe esc 80 O00 000 F1 F2