Which use active transport? * water Osugars, e.g., sucrose Omicronutrients, e.g., nitrates O O O
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- Describe the colonial appearance (color(s)) of an organism growing on Hektoen agar if it did not ferment lactose, did not ferment sucrosedid not ferment salicin and produced H2Swhy are underground storage organs like onions, carrots, cassava, potatoes, etc high in carbs and water and low in fat and proteins? And why is this important?With regards to the benefits of lactic acid fermentation and/or lactic acid bacteria, which statement below is false? O helps preserve foods in the absence of refrigeration O lactic acid fermentation by human cells can make ATP under anaerobic conditions O Will increase the sugar contents of foods which will inhibit the growth of spoilage microbes Dlactic acid bacteria on mucous membranes will help inhibit growth of opportunistic pathogens such as_ Candida
- Why is energy required for nutrient transport? Give an example of a system that transports nutrients and describe what source of energy is used to move the nutrients into the cell. Why can’t most organisms use the nitrogen gas that is so prevalent in the atmosphere? How do these organisms acquire a usable form of nitrogen?Which reactant makes cellular respiration more efficient than fermentation when making ATP? aWater bOxygen cGlucose dCarbon DioxideMatch the following macronutrient with what a plant uses it for. Making amino acids, like Glycine It is the ion in the middle of chlorophyll a and chlorophyll b 1. Nitrates, NO3 2. phosphates, PO4*- Deoxyribonucleic acid, ribonucleic acid, and phospholipids for membranes. 3. Potassium, K* 4. Magnesium, Mg²+ Photosynthesis and cellular respiration. > > >
- Match the following characteristics to either (a) autotrophsor (b) chemoheterotrophs:Many microorganisms in this group are infectious.Many microorganisms in this group can carry out pho-tosynthesis.Members of this group usually do not cause disease.Members of this group carry out the same metabolicprocesses as humans.Members of this group break down organic compoundsto obtain energy.Members of this group synthesize organic compoundsto store energy.An OF tube result with yellow in the top chamber and green in the bottom chamber indicates what type of metabolism? facultative fermèntative oxidative can't tellWhy is egg buoyancy an indicator of egg freshness? Explain in terms of the chemical/biochemical reactions that occur during storage.
