Mohamed Abbas, a science teacher at Senioritis.io

Mohamed Abbas
June 21, 2023
Chemistry

Protein Separation through Isoelectric Focusing Experiment based on Charge Differences: A Case Study on Hen Lysozyme and Ovalbumin

The pI of hen lysozyme is 11.0; the pI of hen ovalbumin is 4.6. An isoelectric focussing experiment is conducted. Which of these two proteins will migrate...

Mohamed Abbas
June 21, 2023
Chemistry

Enhancing Protein Resolution in SDS-PAGE Gels through Increased Acrylamide Percentage

By increasing the percentage of acrylamide in an SDS-PAGE gel, one will observe what following change in the molecular weights of the observed proteins? increased range of...

Mohamed Abbas
June 21, 2023
Chemistry

Analyzing SARS-CoV-2 Spike Protein Structural Properties: G76V Mutation More Likely to Occur Than V180G

There are two possible mutations in spike protein; G76V and V180G. Which of these two mutations is less likely to occur, from protein structural considerations. G76V To...

Mohamed Abbas
June 21, 2023
Chemistry

Exploring the Titratable Functional Groups in Peptide MDFGRKCDE: A Science Analysis

How many functional groups does the peptide MDFGRKCDE have that can be titrated? 8 The peptide MDFGRKCDE has a total of three functional groups that can be...

Mohamed Abbas
June 21, 2023
Chemistry

Protein Sequencing Simplified: The Significance of Edman Degradation Technique

_______ has emerged as a technique for protein sequencing. mass spectrometry Edman degradation has emerged as a technique for protein sequencing. More Answers:...

Mohamed Abbas
June 21, 2023
Chemistry

Matter: Definition, States, and Interactions.

Matter Anything that has mass and takes up space Matter can be defined as anything that has mass and occupies space. This includes all tangible substances that...

Mohamed Abbas
June 21, 2023
Chemistry

Substance: Pure Substances and Mixtures Explained

Substance A single kind of matter that is pure and has a specific set of properties. Substance refers to a physical matter that has properties or characteristics...

Mohamed Abbas
June 21, 2023
Chemistry

Exploring Physical Properties: A Scientific Overview of Characteristics Used to Classify and Describe Materials

Physical Property Characteristic that can be observed without changing the matter into something else (other matter). A physical property is a characteristic of a substance that can...