Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
How does Vibrio fischeri control bioluminescence? Define pathogenicity and virulence.
How could the bacterial microbiome impact obesity? What is Clostridium difficile and why is a Clostridium difficile infection so difficult to treat?
I have noticed in a particular genome sequence of a prokaryote that various regions in a sequence share similarity which is high(>80%) with known proteins. However, the start is not a methionine.
I'm looking for nutritional data, mostly vitamin and mineral contents of common fruits, such as apples, bananas, oranges, kiwis etc.
Why is the heat capacity of water high compared to other substances? Explain at the molecular level why this is the case.
How are shrimp and other animals able to not be crushed by the 1000x greater pressure at the bottom on the Mariana trench?
Some human tissue can survive without oxygen a couple of minutes, even hours.
Agony as the last stage of dying.Hydrophobia as symptom during Rabies.Now I'm going to clarify what exactly I do not understand. In the first case it's not clear for me how this mechanism helps to s
I want to know this in particular about animals that no longer eat what they used to eat. The best example in my opinion are chickens. Chickens are often held to eat all kinds of food we would other
I will try to explain my question. As far as I know, evolution helps species to adapt to their environment. For example, when people started using antibiotics we got new bacteria resistant to those
I have always wondered, if dolphins sleep with one eye opened, do they really sleep at all? According to this article dolphins indeed shut down their brains.
How can I improve my Gel Extraction yields. We use the standard protocol from Qiagen, gel extraction, dissolve in QG buffer at 42C and purify via anion exchange columns.
A sex-linked recessive allele of a gene "c" produces red-green colour blindness in humans. A normal woman whose mother was colour-blind, marries a colour-blind man.
This is reference to a review on C. elegans mosaic analysis by Yochem and Herman, in which the authors make a distinction between free chromosome fragments and extrachromosomal arrays.
I know of melanopsin, a photo pigment in mammal eye that helps regulate circadian rhythms. It responds most strongly to blue spectrum light. There have been experiments that demonstrated that intens
I was always curious that all the animals can swim in water. They don't need any training or to learn swimming.
My goal is to sequence the active site of some enzymes I'm interested in, but I'm not sure how to go about designing PCR primers for a specific site on my protein. Additionally, the active site is o
I know that electroporation is widely used for introducing genes into cells, but running a full transfection experiment is not so feasible in the lab I am working in.
(Exogenous) melatonin is administered at night for treatment of circadian rhythm disorders, but melatonin taken during the day is linked with depression.
In my lab we've observed a phenomenon in which a culture of E. coli is found to shift from normal rod growth to filamentous growth and then back to normal rod growth again several times over the cou
What is the chance that a color-blind male and a carrier female will produce
I have noticed that some of my sporadic gray hairs are gray at the tip side but oddly, not near the roots. Some are even only gray in the middle. I find all of this very counter intuitive, and I as
Carcharodon carcharias the great white shark has forty three pairs of chromosomes; its gametic cells contain _____ DNA double helices.
He explained that the reason why you need to get more good proteins when you are sick is that the body is building antibodies by the adaptive immune system and later for innate immunity.