Questions tagged [experiment]
The experiment tag has no usage guidance.
18
questions with no upvoted or accepted answers
3
votes
0answers
54k views
Experiment to show that carbon dioxide is needed for photosynthesis
In my school test, the question is as follows:
Will the experiment work satisfactorily?
What alterations can you make to obtain expected result?
What I wrote:
Yes, it will work satisfactorily. Lime ...
3
votes
0answers
41 views
How to quantify the Abundance of a particular gene in Bacteria and Archaea?
For 16s rDNA metagenomic analysis, do I need to do the following steps?
DNA extraction-> Purification-> PCR amplification-> Clone -> Pick every single
colony-> PCR amplify -> Sequence -> ...
3
votes
0answers
258 views
What is this red liquid produced by a fungal colony?
In a jar, where I had some orchid plants, a fungi start growing few days ago. I removed the plants and let the fungi to expand and grow more. After some days, red drops started to appear on the ...
2
votes
0answers
21 views
Can we see the cell cycle of the cells administered using IVIS-like device?
My question;
Can we measure the cell cycle of the administered cells from outside the body, while the recipient is still alive ? Preferably, by using a device such as IVIS that can read fluorescent ...
2
votes
0answers
44 views
Veritasium video about mosquitoes
In the recent veritasium video about mosquitoes , the host says that the researchers used identical female twins and fraternal female twins to understand the effect of genes on attractiveness to ...
1
vote
0answers
24 views
Microarray experiment validation meaning
I have a quick question: what does microarray experiment validation mean ?
I was reading a paper in which they say that the data of the experiment show that the 3 genes radB, dp1 and dp2 are co-...
1
vote
0answers
31 views
DNA replication in $ E.coli $
$ E.coli $ has circular DNA which I guess implies one strand forms the outer circle and the other the inner one. So, is there a way to know if the replicated DNA forms the outer or inner circle?
In ...
1
vote
0answers
40 views
This 5X binding buffers where experiment participates in?
I saw 5X bingind buffer maded by;
100mM HEPES, pH 7.6
5mM EDTA
50mM ammonium sulfate
5mM DTT
1% Tween-20
150mM potassium chloride
which reaction helps this buffer? I don't consider to this buffer ...
1
vote
0answers
376 views
The effect of sugar on rate of yeast Respiration
In my experiment, I am investigating the effect of different types of sugar on the rate of respiration of immobilized yeast (yeast trapped in calcium alginate balls). I am looking at glucose, fructose,...
1
vote
0answers
648 views
Is the human eye supposed to see the lense effect?
Just as the GoPro cameras, we need lenses to be able to focus. Nevertheless, we can see the "fisheye effect" on the shots taken by GoPros. I am talking about this:
Is it possible to notice the "fish ...
1
vote
0answers
407 views
How can I test a germinating pea seed for the presence of maltose?
I need to do a simple experiment to test whether germinating pea seeds produce maltose for the breakdown of starch into simple sugars.
1
vote
0answers
589 views
Wet weight measurements: Setting up cultures for measuring growth rate via wet weight
I have some isolates which I am trying to grow in some toxic leachate in order to measure their growth rate I also want to measure the growth rates of certain combinations of these bacteria.
I've ...
1
vote
0answers
21 views
experimental procedure regarding AceCS1 overexpression
I'm new to biology and was just as to curious on how one can experimentally prove/disprove that AceCS1 overexpression in mammalian cells would yield enhanced rates of fatty acid synthesis through ...
1
vote
0answers
28 views
Unsure why Synechococcus moves at angle in cuvette
I'd really appreciate your help. I'm working with Synechococcus. In my experiment, I have Synechococcus in a solution of milli-Q water. I illuminated it with a focused white light through a pinhole ...
0
votes
0answers
45 views
question regarding indirect ELISA
what are the plausible reasons as to why the HRPO-conjugated donkey anti-human immunoglobulin and the chromogen/substrate were added from the right to the left of the microtiter plate?
0
votes
1answer
94 views
Testing the viscosity of honey?
I am carrying an experiment where I will be measuring the viscosity of honey using Zahn cup but I don't know what is the optimal and efficient size and the size of the opening to purchase if you can ...
0
votes
0answers
33 views
Ideas for microbiology lab. Antimicrobial properties of cutting boards
I am an undergraduate student in Biology and I am trying to design a microbiology lab that will takes 3 weeks to carry out (1-2 day each week). I am going to examine the antimicrobial properties of ...
-1
votes
1answer
105 views
In Griffith's experiment, if both S and R strains are added, can the R strain be isolated from the blood of the mice?
In Griffith's experiment on transformation, when both the S strain and the R strain were injected into the blood of the mice, could the R strain be isolated from the blood of the dead mice?
I think it'...