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Q1. Suppose after washing your hands, you leave ten bacterial cells on the new bar of soap. You next decide to do a plate count of the soap after it is left in the soap dish for 24 hours. You dilute 1g of the soap 1:10 and plate it on a standard plate count agar. After 24 hours of incubation, there are 168 colonies. How many bacteria were on the soap? How did they get there?
Q2. Some photosynthetic bacteria (for example purple sulfur bacteria) have photosystem I but not II, while others have both PSI anxd PSII. Which is the might this observation implies?
Both endocrine and nervous system are major regulating systems of the body; however, the nervous system has been compared to any post mail delivery system and the endocrine system to the pony express. In brief explain this comparison.
After one minute, ask your subjects to close their eyes. Once their eyes are closed, ask them to recite everything in the room that is different colour than the one they were looking for, for in case, anything and everything that is green.
At puberty, the adolescent female body changes in both structure and function of several organ systems, primarily under an influence of changing concentrations of estrogen and other steroid hormones. How can one hormone, such as estrogen, mediate so ..
Which receptors were monitoring the drive, still the conscious part of your brain was asleep? Explain the proper answer.
How various kilograms of diatoms are needed to build 1 metric ton (1000kg) of blue whale. Give details how filter feeding by blue whales enables them to grow so large.
Analyze the stressors employees might experience as a result of the underperforming economy and current retraction of business, and make at least three recommendations for how approximately any leader or manager might help mitigate those stressors. S..
While Mexican hairless dogs are crossed with normally haired dogs, about half the pups are hairless and half have hair. While, though, two Mexican hairless dogs are mated, about a third of the pups produced hair, about two thirds are hairless and som..
To increase the awareness of monitoring and recording the blood pressure of patients and practice measuring blood pressure in a safe environment.
Why could prokaryotes quickly reinfect a patient if they are not wiped out? How may this result in the evolution of drug-resistant pathogens.
Colchicine causes disassembly of microtubules. What result (if any) may you see on a giant algal cell in which cytoplasmic streaming is occurring.
Distinguish between mechanical advantages and disadvantages in lever systems and find out which kind of lever the doctor was using to test quadriceps muscle.
Which of these situations would be most positive to the re-establishment of resident zoochlorellae, assume compatible Chlorella are present in P. bursaria's habitat.
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