Biology question and answers for January 24, 2024
- Q Which of the following is are found in eukaryotes but not bacteria Both ribosomes and phospholipids 000 Mitochondria Phospholipids Ribosomes
- Q A mutation alters the active site of an enzyme Which of the following statements best describes its outcome The metabolic pathway the enzyme participates in will be halted All these...
- Q An important step in the evolution of eukaryotes is described in the endosymbiotic theory Due to the fact that they contain their own DNA the and were once believed to...
- Q QUESTION 1 Together with motor proteins serving as tracks actin filaments microtubules Golgi apparatus nuclear pores mitochondria help to transport vesicles and organelles throughout the cytoplasm by
- Q nich line dashed or solid corresponds to a catalyzed reaction E P
- Q What is the most important factor that will lead to global energy sustainability Figuring out how fusion can be harnessed O Finding more petroleum reserves Discovering a new energy technology
- Q Radiation exposure to workers inside a nuclear power plant is Will negatively affect your health after 10 years No worse than levels outside Double the levels outside O Triple the...
- Q Natural gas is very difficult to store How is the gas captured at sea between Iran and Qatar transported O Natural gas is frozen into a solid Natural gas is...
- Q Solar power can be described as Free to build and free to use The most powerful type of power plant for its size Expensive at the start but cost effective...
- Q What waste product s are given off by geothermal plants Steam and natural gas Water and steam Sulphur and carbon dioxide Methane and carbon
- Q How much of the United States electric generation comes from coal O 10 80 50
- Q Clean coal is a technology that captures and sequesters the pollutants released by burning it Why isn t this technology used in all coal plants O It is expensive and...
- Q Which of the following statements accurately describes ways to minimize nutrient losses when storing or preparing foods a Fruits that have been cut or juiced should be stored in airtight...
- Q Which of the following terms refers to the potential for a substance to cause harm if enough is consumed a bioinsecurity b food insecurity c riskiness Od toxicity e hazard
- Q About how long must you wash your hands with warm water and soap to reduce the potential for microbial contamination a 10 seconds b 20 seconds O c 1 minute...
- Q Which of the following accurately describes minerals O a Minerals in food can be destroyed by acid O b The body absorbs each mineral from foods in much the same...
- Q When is sushi safe to eat O a After a master chef has examined it for harmful microbes b When fresh fish is labeled of sushi grade c After the...
- Q OHydroxyapatite consists of crystals of calcium and phosphorus a True b False
- Q Which is an example of a protein that regulates the flow of fluids and ions in and out of cells a iron potassium pump Ob iron sodium pump Qc potassium...
- Q Which of the following defines potable water O a Water to which fluoride has been added b Water suitable only for use on lawns and gardens O c Water that...
- Q Labels on bottled water must identify the water s O a treatment method Ob contaminant content Oc source Oid pH O e fluoride content
- Q D O The bioavailability of vitamins in food a refers to a vitamin s molecular structure b depends on many factors such as how the food was prepared c is...
- Q Which of the following statements about the GRAS list is true a Items on the list have never been removed therefore it is most trustworthy b Substances on the list...
- Q bout what percentage of U S adults take a multivitamin mineral supplement regularly a 30 b 65 O c 50 d 20 Oe 60
- Q 2 Which focusing knob may only be used with the high power and oil immersion objectives and why 3 True False You carry a microscope with one hand 4 How...
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