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How do antibiotics effect the growth of Serratia Bacteria?

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

How do antibiotics effect the growth of Serratia Bacteria? How do antibiotics effect the growth of Serratia Bacteria? Hello, I am currently in 10th grade and I am working on a science fair project. My topic is learning about how penicillin, ampicillin, and neomycin affect the Growth of Serratia Bacteria. I have done some background research, however, I do not know how to start the project, or how to do the experiment, or what materials I will need. Is there a difference between a broth tube… Read more

Does the project "Build a Voice-Controlled Lamp" require am Arduino?

Ask an Expert Topic Forum: Grades 9-12: Physical Science

Does the project "Build a Voice-Controlled Lamp" require am Arduino? Does the project "Build a Voice-Controlled Lamp" require am Arduino? The materials state that a "Science Buddies Electronics Kit for Arduino" is required-does this mean an Arduino is required? Re: Does the project "Build a Voice-Controlled Lamp" require am Arduino? Hello! I would strongly recommend using an Arduino, because of its compatibility with the Elechouse Voice Recognition Module V3… Read more

Predicting Thyroid Cancer Recurrence with Machine Learning Project

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Predicting Thyroid Cancer Recurrence with Machine Learning Project Predicting Thyroid Cancer Recurrence with Machine Learning Project I need some assistance with the code block 1C. I attempted to run this code but it said the name "df" is not defined. What did I do wrong and can you explain it in simple words? Thank you!!! Re: Predicting Thyroid Cancer Recurrence with Machine Learning Project You need to look at the directions and do the TODO section in the code. In the project, the… Read more

Playlists Machine Learning Project

Ask an Expert Topic Forum: Grades 9-12: Math and Computer Science

Playlists Machine Learning Project Playlists Machine Learning Project Posted on behalf of student ------------------------------------- I was watching the video under the project titled “Build Personal Playlists with Machine Learning" while I was in Google Colab doing exactly what the speaker said. However in the section of “Clustering the Data”, she clicked on the first code before clicking on the one below it that said “optimise_k_means(final_df_10) and it showed a graph using the Elbow… Read more

Predicting Thyroid Cancer Recurrence with Machine Learning Project

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Predicting Thyroid Cancer Recurrence with Machine Learning Project Predicting Thyroid Cancer Recurrence with Machine Learning Project PLEASE HELP! I am having an issue with the code in Code Block 1F, when I run it it brings value error that the values I mapped are all NaN but when I check Code Bode D, the values I mapped are there. Please someone help I really need to finish this project for a science fair. [Administrator note: Project url:… Read more

Question about Make a Cotton Ball Launcher activity

Ask an Expert Topic Forum: Grades 6-8: Physical Science

Question about Make a Cotton Ball Launcher activity Question about Make a Cotton Ball Launcher activity Type your question below and then press Submit! What is kinetic energy ------------------------------------- Leave this to help the Experts: The activity can be viewed at: [url=https://www.sciencebuddies.org/stem-activities/cotton-ball-launcher]Make a Cotton Ball Launcher[/url] Re: Question about Make a Cotton Ball Launcher activity Hi there! Kinetic energy is the energy of motion.… Read more

Electrolyte Challenge

Ask an Expert Topic Forum: Grades 9-12: Physical Science

Electrolyte Challenge Electrolyte Challenge Posting on behalf of a family -------------------------- My son is doing a similar science project to the "Electrolyte Challenge" (comparing 3 different sports drinks instead of OJ vs Sports Drinks). 1. Could we set up individual "simple conductance sensors" for each beverage to cut out the step to "rinse in distilled water"? 2. What is the purpose of testing/recording electrolytes for distilled and tap water? Project directions:… Read more

Question about Do-It-Yourself DNA activity

Ask an Expert Topic Forum: Grades 6-8: Life, Earth, and Social Sciences

Question about Do-It-Yourself DNA activity Question about Do-It-Yourself DNA activity Type your question below and then press Submit! Hi! im Kelsey, and I am curious about how the DNA portion of this project works!! How can I show my end of DNA at the end. after I use the wooden thing, how do i do the rest of the project! I need answers fast! Thank you, Kelsey ------------------------------------- Leave this to help the Experts: The activity can be viewed at:… Read more

Protein Quantitiation

Ask an Expert Topic Forum: STEM Activities

Protein Quantitiation Protein Quantitiation Viewing the following attachments how do you answer these questions. Read more

Questions regarding bioinformatics science research project

Ask an Expert Topic Forum: Grades 9-12: Life, Earth, and Social Sciences

Questions regarding bioinformatics science research project Questions regarding bioinformatics science research project Hi! I am currently working on a science research project (to be presented at a science fair, senior division) about how specific genetic alterations may be correlated with type 2 diabetes. This is my first competitive science research experiment, and I'm very confused about how to effectively obtain/interpret the data. I am planning on deriving results through a… Read more

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