Do cyber families exist?

More Kebede Kassa's questions See All

At what number of added edges (If we add more edges to the planar graph) does the planar graph change its chromatic number?

We know the chromatic number of any planar graph is at most 4. (Every planar graph is 4 colorable.) My question is: at what number of added edges (If we add more edges to the planar graph) does a...

13 January 2024 4,610 7 View

Any one working on identifying AFB1 degrading enzymes from bacteria?

I need help in getting protocols for isolating specific enzymes from my sample. I am clearly asking on how to get my target gene or enzyme responsible for degradation of the toxin from my bacteria...

12 October 2023 3,765 0 View

What is the reason behind that the majority of researchers set the p value of 0.25 to select the candidate variables for multivariable analysis?

most of the time researchers perform the bivariate analysis of one dependent variable with several independent variables, and set the criteria at p value of 0.25 to retrieve a candidates variable...

07 July 2023 8,348 1 View

Can Extract remain in Liquid phase after extraction?

I undergo Soxhlet extraction by methanol to test antimicrobial activity of Jade plant(crassula ovata) by agar well diffusion technique but after extraction the extract remain in thick liquid...

19 March 2023 9,297 1 View

I tried to clone shRNA in pLKO.1 puro TRC lentiviral vector. The clone was not successful due to self ligation. any one who can help please?

I tried several times, still self ligation and colonies with no shRNA insert.

25 January 2023 9,385 7 View

How to downscale a global grided map to 5 arc minutes?

I am working on a global gridded crop yield map, and I want to downscale the national statics to a resolution of 5arcmin. How can I do that in R or Python?

30 November 2022 2,296 2 View

How to find Band Gap by using electroanalytical techniques?

I need to determine the band gap of the complexes by using electroanalytical techniques, how can I found and which one of the electroanalytical techniques is preferable. Thank You for your answer!!

22 July 2022 4,037 0 View

Preparation of PVA MOF MMM?

I have prepared PVA metal organic frame work MMM using GA as across linker. At which stage I have to add the cross linker b/c I have tried to add the the linker but still it has problem during...

08 April 2022 7,591 0 View

How to calculate the yield of MOF(metal organic frame work) ?I have prepared ZIF? and I missed how to calculate the %yield?

Synthesis Of Metal Organic Framework

24 February 2022 4,081 2 View

How to calculate the yield of MOF(metal organic frame work) ?I have prepared ZIF? and I missed how to calculate the %yield?

I need examples for that matter Thanks!

18 February 2022 2,797 0 View

What roles do microbial communities play in the environment and roles played by microorganisms in our environment?

25 July 2024 1,992 2 View

How do bacterial species contribute to ecosystem functions and nutrient cycling and role of microbial communities for sustainability?

25 July 2024 2,351 2 View

How do microbial communities contribute to ecological cycles on Earth and how does an agroecological system support diverse microbial communities?

25 July 2024 5,197 2 View

What are the current and future challenges in application to the AI, Humanoid Robotics , Ultra-Smart Cyberspace in Global Economy, Security & Peace?

'We trust machine learning algorithms to indicate the best decision to make when hiring a future colleague or when granting parole during a criminal trial; to diagnose diseases and identify a...

21 July 2024 7,095 0 View

What is the association and mechanism between bacterial diversity in the oral microenvironment and clinical manifestations of periodontal disease?

This research question explores the complex relationship between bacterial diversity in the oral microenvironment and the clinical manifestations of periodontal disease. The oral microenvironment...

09 July 2024 6,210 1 View

Hi all, what is the interpretation of the results of this gel electrophoresis image?

We aim to measure the RNA expression of p53 and K-RAS biomarkers in colon cancer samples. We extracted the RNA from Rneasy FFPE kit and converted the it to cDNA and did real-time PCR using Cyber...

08 July 2024 7,781 6 View

Designing Inclusive City. What's your opinion regarding my group's campaign below?

Hello! I have a campaign assignment related to inclusive cities. Would you mind to take a look and give your opinion regarding my group's campaign? What kind of public facilities do you think are...

07 July 2024 368 0 View

Posting a research survey ?

Hi i want to post this in various groups, how do i do that ? hey, please do my survey when you get the chance, it will take 15 minutes tops x I am looking for UK secondary school teachers to...

30 June 2024 9,594 2 View

Marker gene metagenome sequencing?

The source of classification bias in marker gene metagenome sequencing? a variability in the taxonomy classification of microbial communities when using different primer pairs (e.g. for 16S rDNA)...

29 June 2024 1,048 1 View

Should a researcher seek permission from the author of a research instrument accessed online?

I found this online research tool which is relevant to my research project. Is it safe to use it without the author's consent or should I seek first his permission before using the instrument?

19 June 2024 603 0 View

NGUYEN Trung Hiep

Dear Prof. Kebede Kassa,

I am not good at English, so I cannot understand the full meaning of the terms "cyber family" and "cyber neighborhoods". I think the attached files of ebooks bellow are useful for you.

Best regards,

Hiep.

Norelkys Espinoza

There is a book that can be useful

Rainie, L. y Wellman, B. (2012). Networked. Massachusetts: The MIT Press.

You can see it in google books