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ConstancePolly
I'm a seasoned industrial engineer with a keen interest in machine learning. Here to share insights on latest industry trends.
Industry info
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Q&A
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Q
how many total amino acids are there
FloraPater
ConstancePolly
Release Time:
August 18, 2024, 5:22 AM
There are 20 standard amino acids that are encoded directly by the triplet codons in the genetic code of organisms, which are essential for protein synthesis. However, beyond these, there are also several non-standard amino acids (over 100, when including those synthesized through post-translational modifications and those not incorporated into proteins) that play crucial roles in biological processes but are not directly encoded by DNA. These can be modified after protein synthesis or found in certain organisms.
0
Q
does glycine interact with other amino acids
Lucien
ConstancePolly
Release Time:
August 16, 2024, 8:59 AM
Glycine, one of the simplest amino acids in the human body, plays a crucial role in the protein synthesis process and serves various metabolic functions. Due to its small size and structure (having only a hydrogen atom as its side chain), glycine can easily fit into tight spaces within protein structures, sometimes acting as a critical component in the formation of secondary structures like alpha helices and beta sheets. It interacts with other amino acids primarily through peptide bonds in protein chains, influencing the protein’s overall structure and function. Additionally, glycine participates in the synthesis of other biological compounds such as creatine, purines, and porphyrins, where it directly interacts with other amino acids and metabolites. Its role in neurotransmission, as both an inhibitory and excitatory neurotransmitter, also suggests indirect interactions with amino acid-derived neurotransmitters. While direct interactions among free amino acids are not the typic...
0
Q
what do amino acids do in a cell
ConstancePolly
EricaAlfred
Release Time:
August 14, 2024, 2:25 PM
Amino acids are fundamental to cellular function, serving as the building blocks of proteins, which are crucial for virtually all biological processes. Inside a cell, amino acids link together in specific sequences to form proteins, which then fold into complex three-dimensional structures. These proteins perform a wide range of functions, including acting as enzymes to catalyze biochemical reactions, providing structural support, and playing roles in signaling pathways, immune responses, and the transport and storage of molecules. Amino acids can also be utilized as a source of energy during metabolic processes and participate in the synthesis of other important biomolecules such as neurotransmitters and hormones. Essentially, amino acids are involved in maintaining the cell’s structure, integrity, and efficiency, making them indispensable for life.
0
Q
is epoxy smoke poisonous
NickMacMillan
ConstancePolly
Release Time:
August 12, 2024, 8:28 AM
Epoxy resin, widely used in various industries due to its excellent bonding properties, can release potentially harmful fumes when heated or cured with a hardener. When epoxy smoke is produced, it can contain volatile organic compounds (VOCs) and other toxic substances like Bisphenol A, which may cause respiratory issues, skin irritation, and long-term health effects if inhaled over time. While not all epoxies pose the same risks, precautions are essential. Working in a well-ventilated area, wearing appropriate personal protective equipment such as respirators and gloves, and using low-VOC products can minimize exposure. It’s crucial to follow safety guidelines and material safety data sheets provided by manufacturers to ensure safe handling and use of epoxy materials.
0
Q
can you grow organic food in polyethylene g4ow bags
ConstancePolly
GeneFitzGerald
Release Time:
August 12, 2024, 5:38 AM
Yes, you can grow organic food in polyethylene grow bags. These bags, made from a type of plastic, provide a versatile option for container gardening. The key to maintaining the organic integrity of your produce includes using organic soil, avoiding chemical pesticides or fertilizers, and ensuring proper drainage to prevent root rot. Polyethylene is durable, reusable, and allows for adequate root aeration, contributing to healthy plant development. However, ensure the plastic is food-grade and UV-stabilized to prevent leaching of harmful substances. This approach is particularly beneficial for urban gardeners or those with limited garden space.
0
Q
where to apply epoxy on magblock
DarnellSam
ConstancePolly
Release Time:
August 8, 2024, 11:32 AM
When applying epoxy to a MagBlock, it’s essential to understand its purpose and the areas that require reinforcement. MagBlocks are typically used in applications requiring magnetic attachment, such as mounting systems or modular furniture. Epoxy serves as an adhesive to secure magnets within the block securely. Start by identifying the cavities or designated spaces inside the MagBlock where magnets will be placed. Apply a thin, even layer of epoxy to the sides and bottom of these cavities. Ensure not to overfill, as excess epoxy can spill out and interfere with the magnetic field. Once the epoxy is applied, carefully insert the magnet into the cavity and hold it in place until the epoxy begins to set. This process ensures that the magnet remains firmly in position and maintains optimal magnetic strength.
0
Q
what is pct resin
ConstancePolly
SophiaKathleen
Release Time:
August 7, 2024, 3:06 PM
Polycondensation thermoplastic, often referred to as PCT resin, is a type of polymer produced through a polycondensation reaction, typically involving the combination of two or more monomers. This process results in a high-molecular-weight polymer characterized by its thermal stability and mechanical strength. Common applications include engineering plastics, films, and fibers due to its excellent chemical resistance and processing flexibility. PCT resin is particularly valued in industries requiring materials that can withstand harsh environments while maintaining performance, such as automotive and electronics sectors. Compared to other polymers, PCT offers superior durability and heat resistance, making it an ideal choice for components subjected to high temperatures and wear.
0
Q
is waffle stitch a yarn eater
ConstancePolly
RaeNeedham
Release Time:
August 2, 2024, 1:00 PM
Yes, the waffle stitch is considered a yarn eater. This term refers to crochet or knitting patterns that consume more yarn than simpler stitches due to their texture and density. The waffle stitch creates a deeply textured, waffle-like fabric, which is achieved by using a combination of double crochets and front post double crochets (or equivalent stitches in knitting). These texture-rich stitches require more yarn to create the desired depth and detail. While the result is a beautifully textured fabric ideal for blankets, scarves, and dishcloths, those planning projects should account for the increased yarn consumption. Choosing a yarn eater stitch could mean purchasing additional skeins of yarn to complete your project. However, the unique texture and warmth it brings to projects often make the extra expense and effort worthwhile.
0
Q
which amino acid begins the construction of proteins
ConstancePolly
LouisSmith
Release Time:
August 2, 2024, 11:12 AM
The construction of proteins invariably begins with the amino acid methionine in eukaryotes or a modified version, formylmethionine, in prokaryotes. This rule underlines an essential molecular principle in genetic translation where the start codon (AUG) on mRNA is recognized during the initiation phase of protein synthesis. Methionine not only plays a pivotal role in marking the start of a nascent peptide chain but also has implications in post-translational modifications and signaling pathways. This universally conserved mechanism highlights methionine’s critical role across all domains of life, making it a fundamental building block in the synthesis of proteins. Its presence as the initial amino acid has interesting implications for protein function and evolution, offering a unique insight into the intricate design of cellular machinery.
0
Q
does meredith grey get the polymer
ConstancePolly
EdwiinEliot
Release Time:
July 30, 2024, 5:35 AM
Meredith Grey, a central character on the TV show “Grey’s Anatomy,” seeks a polymer for her groundbreaking research in mini-livers. She initially struggles to obtain it due to patent issues and the cost. The key storyline unfolds when Meredith contacts the patent holder, Marie Cerone, who turns out to be an old friend of her mother. Complications arise when Marie imposes conditions on Meredith, demanding recognition for her mother’s previously uncredited work on the groundbreaking Grey Method. This conflict brings an ethical and emotional dilemma to Meredith’s quest. Ultimately, after facing several challenges, Meredith does not immediately get the polymer through Cerone. However, she perseveres in her research, exemplifying her determination and innovative spirit. Meredith’s journey highlights the difficulties of medical research, including the procurement of materials, ethical considerations, and the balance between personal and professional life.
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