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Questions tagged [research-design]

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1
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1answer
43 views

Why was cotton chosen to grow on the moon?

The choice of plants for the first lunar ecosystem is a bit unusual. They are growing cotton, rapeseed and potatoes. Why did the Chinese scientists choose them? Is it because of their ability to ...
2
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1answer
39 views

How to find idea for essay [closed]

I'm studying microbiology in Iran The university that I'm studying in doesn't provide that much help in research areas and we don't get to research or write essays that much ,while I'm trying to write ...
2
votes
1answer
85 views

BMI limits in interpretation in people with high/low heights

In a study, I measure BMI of a large sample of adult people. Among them, there is some who have very low and very high height. As I can read on the internet (like here or even in the wiki, for ...
19
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4answers
5k views

Why have a placebo control group when testing a new drug if existing drugs can be used?

It is general practice to compare a new treatment against a sham treatment (placebo), and then use those results to compare efficacy of the new treatment (call it B) to an existing treatment (call it ...
4
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0answers
60 views

What is the effect of pesticides on worm growth?

As a new semester begins, we were asked to propose ideas for investigatory projects. Our idea revolves around the effects of pesticides on non-target organisms. Since frequent use of pesticides may ...
1
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0answers
85 views

Species density project

I am working with data that was collected by an NGO over a 2 year period observing an arboreal primate. Over that period 1797km of survey effort was made within the core habitat area (measured from a ...
0
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0answers
48 views

Why aren't drugs tested on sick patients proactively?

I read an article about a new drug which may stop neurodegenerative activity in the brain and this triggered a question I had for some time already. Why such novel drugs are not tested on seriously/...
0
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0answers
66 views

Potential Thermometer Error

This question may be better placed in another subject but I'll start here since our project is looking at mammal populations. I'm working for a researcher right now studying small alpine mammals. ...
2
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0answers
89 views

Decoding animal language (dolphins etc)

I have this idea about how we perhaps could decode animal vocabularies that I would like to have some input on. The idea is to design an experiment/challenge where we could predict roughly what has ...
-2
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2answers
999 views

When is gene density an important parameter in experiments?

As per wikipedia definition, gene density is defined as: "In genetics, the gene density of an organism's genome is the ratio of the number of genes per number of base pairs, usually written in ...
1
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2answers
133 views

Problems in optimisation with applications to biology? [closed]

I will soon have around 8 weeks to do a research project of my choosing as I am finishing my undergrad in computer science. My experience is mostly in optimisation algorithms (mostly combinatorial/...
1
vote
3answers
98 views

How do you interpret this microbiology/ bacteriology research figure?

This is a figure from a research article that I am to do a senior presentation for. It is showing bacterial replication of an enteric bacteria population. The researchers hypothesize that the number ...
2
votes
2answers
334 views

What are these strings used to describe animals?

For example, what's a $dt^{sz}$ hamster? (http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1144494/). What's a Rgs9-Cre/+;gtROSA/+ mouse? (http://www.sciencedirect.com/science/article/pii/...
11
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3answers
3k views

How best to count bees entering and leaving a hive to measure hive activity?

This is my first question here, so I apologize for all mistakes I could have possibly made. I'm a high school student in East-Central Europe and I need to complete some research for a biology contest ...