Mohamed Abbas, a science teacher at Senioritis.io

Mohamed Abbas
August 27, 2023
Biochemistry

DNA with Aprotic Phosphate Groups

Is DNA with aprotic phosphate groups actually still a “nucleic acid”? Yes, DNA with aprotic phosphate groups is still considered a nucleic acid. Nucleic acids are long...

Mohamed Abbas
August 27, 2023
Biochemistry

Challenges in Developing Imaging Techniques for Cellular-Scale Structures

What are the main challenges for developing imaging techniques for cellular-scale structures? Developing imaging techniques for cellular-scale structures poses several challenges due to the complexity and minute...

Mohamed Abbas
August 27, 2023
Biochemistry

MHC Class I Molecules in Antigen Presentation to Immune System

Can two very similar MHC class I molecules present the same virus peptide to a cell? No, two very similar Major Histocompatibility Complex (MHC) class I molecules...

Mohamed Abbas
August 27, 2023
Biochemistry

Fatty Acid Metabolism and Storage

Does the body make alterations to fatty acids before their storage? Yes, the body does make alterations to fatty acids before their storage. When we consume dietary...

Mohamed Abbas
August 27, 2023
Biochemistry

Atmospheric Nitrogen and Nitrogen Fixation in Biological Processes

Is atmospheric nitrogen chemically necessary for life? Yes, atmospheric nitrogen is chemically necessary for life. Nitrogen is an essential element that plays a crucial role in various...

Mohamed Abbas
August 27, 2023
Biochemistry

Preventing RNAse Contamination

How is RNAse contamination in RNA based experiments prevented? RNAse contamination is a common problem in RNA-based experiments that can lead to degradation and loss of RNA...

Mohamed Abbas
August 27, 2023
Biochemistry

DNA Extraction and Digestion to Avoid Protein Binding

How can I avoid digesting protein-bound DNA? To avoid digesting protein-bound DNA, it is essential to understand the processes involved in DNA extraction and digestion. Here are...

Mohamed Abbas
August 27, 2023
Biochemistry

The Maximum Spacing of Nodes of Ranvier

What limits the maximum spacing of Nodes of Ranvier and which organisms tend to have the widest gaps? The maximum spacing of Nodes of Ranvier is primarily...