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1
vote
1answer
18 views

Can we directly stimulate M cones in retina with current technology?

I wonder if we could try to see imaginary "supergreen" color by directly stimulating M cones. For this I suppose we'd need: Non-destructively scan specific human's retina to locate exact positions ...
1
vote
0answers
56 views

Suggestions of famous experiments with plant cells? [closed]

I am looking for examples of famous experiments with plant cells. Ideally, the experiment would use: bright-field microscopy staining include several compared groups, so that e.g. one-factor ...
2
votes
2answers
43 views

Short, concise, practical manual for doing experimental biology

I am am physical scientist working in biology, and have recently started doing experiments. I would like a manual akin to "Numerical Recipes", but for the lab: straight forward, easy instructions on ...
4
votes
2answers
79 views

Transmembrane Protein Problem

Problem A transmembrane protein has 1000 aa. The 5th aa is found on the external side of the cell membrane. It interacts with the aqueous environment outside the cell. Amino acid 90 is inside the ...
1
vote
0answers
40 views

What are the white precipitates on teeth upon adding hydrogen peroxide to them?

So I thought my teeth were a bit yellow, and so I went online for a quick fix (that might not have been the wisest thing to do) and it said that using dilute hydrogen peroxide (the kind which you use ...
2
votes
1answer
60 views

What causes skewed ladder bands on an agarose gel?

I frequently ran into an issue where the bands of my ladder become skewed. What causes this? Here's an example: 0.7% agarose gel, 100V, 60 minutes. Same problem occurs with 1%. I loaded 10 ul of a 20 ...
6
votes
1answer
130 views

Alfred Jost's rabbit experiment: how did he actually do it?

I was watching a Crash Course on Biology YouTube video by Hank Green: Great Glands - Your Endocrine System. Hank humorously describes a sex determination experiment by Alfred Jost as follows ...
8
votes
1answer
124 views

How should I feed and keep an ant queen?

I have captured wandering ant queen. I guess she was just fertilised and was looking for a place to start a hive. I'd like to create my own ant hive in artificial environment. I unfortunately only ...
2
votes
0answers
44 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 ...
1
vote
1answer
44 views

Appropriate statistical test for a student lab?

I am a HS Bio teacher and doing a microevolution lab involving candy. Essentially students use four candy types and push them together until one cracks (Nat Sel). They also do simulations of ...