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I just did a lab with antiseptics and disinfectants and a lab report question asks "were any microorganims growing within the zone of inhibition of any of the disenfectants or antiseptics? Explain why" . . . . the bleach had a tiny microorganism growing in the zone of inhibition . . . the professor mentioned something about the stress responsce and related it to the question but I did not catch/understand what he said . . . can anyone answer the question
Humans have quite a few instances of suboptimal design and evolutionary quirks. Like most animals, we vestigial structures things that evolved for specific reason at one point in our evolution,
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..
A geneticist crosses a plant with blue flowers to a plant with white flowers. The offspring include plants with dark blue flowers (1/4), light blue flowers (1/2),
Brown eyes (B) are dominant over blue eyes (b) in humans. If a brown-eyed man marries a blue eyed woman and they have three kids, and two of the three have brown eyes and other has blue, what would be the punnett square indicating so look like.
Activation of T cells requires that antigens be presented from antigen-presenting cells, not simply by exposure to the antigen in solution. What biological rationale may underlie this requirement - consider both from the perspective of how this can a..
An organism has a diploid chromosome number of 12. How many chromatids will be visible during metaphase of mitosis? How many chromosomes will be visible at the end of anaphase in mitosis? For the similar organism, how many chromosomes will be present..
A friend claims that the faster you read, more you remember. Use your information of effortful processing and effective encoding strategies to refute your friend's claim.
2-mutant, colorless strains of the (fictitious) haploid fungus Cyanomyces are crossed. The progeny consists of 50% wild-type and 50 percent mutant spores.
Voltage dependent channels open through opening a gate that is a voltage sensor. Determine the names of these gates required for opening Na and K channels?
DNAase is an enzyme that catalyzes the hydrolysis of covalent bonds that join nucleotides together. What will first happen to DNA molecules treated with DNAase.
Suppose that the you are given two cultures, one of a speacies of gram-positive bacterium and one of a species of Mycobacterium.
What basic similarities among mammals and differences between mammals (the ingroup) and reptiles (an outgroup) help support the hypothesis that all mammals share a common ancestor.
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