Dr. Juan Salcedo was born in PAsay City on September 23, 1904. He invented the vitamin B1 combant mosquito malaria disease.
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Is vitamin A soluble in hexane?
Yes, vitamin A is soluble in hexane because it is a fat-soluble vitamin. Hexane is a non-polar solvent that can dissolve non-polar substances like fats and oils, making it suitable for dissolving vitamin A.
Why is sodium hydrogen carbonate important in cooking?
Sodium hydrogen carbonate, also known as baking soda, is important in cooking because it reacts with acidic ingredients to produce carbon dioxide gas, which helps baked goods rise and become light and fluffy. It can also be used as a leavening agent in recipes that do not contain any acidic ingredients. Additionally, it helps neutralize overly acidic flavors in dishes.
What are the membrane-bound sacs the Golgi complex packs proteins and other materials into?
The Golgi complex packs proteins and other materials into membrane-bound sacs called vesicles. These vesicles can then transport the packaged materials to different parts of the cell or outside of the cell.
The chemical formula for glass is not a fixed one, as it can vary based on the type of glass. However, one common type of glass is soda-lime glass, which has the general formula of SiO2 - Na2O - CaO.
What does the name of an enzyme tell us?
The name of an enzyme typically indicates its substrate or the type of reaction it catalyzes. Enzyme names often end in "-ase" to show that it is an enzyme. Additionally, the name may provide information about the enzyme's source or origin, such as "pepsin" from the stomach.
What does a DNA nucleotide consist of?
deoxyribose sugars, which are bonded to a phosphate group and a nitrogenous base
Very useful little critters, they are basically a nitrogenous base, a five-carbon sugar, and one to three phosphate groups (mono- to tri-phosphate). A very good article in the link below.
What is DNA and where is it found?
DNA (deoxyribonucleic acid) is a molecule that contains the genetic instructions for the development, functioning, growth, and reproduction of all living organisms. It is found within the cell nucleus of most living organisms, organized into structures called chromosomes. Each organism's DNA is unique and carries the hereditary information that is passed on from parent to offspring.
How do animals obtain many of is coenzymes?
Animals obtain many of their coenzymes through their diet. Coenzymes are essential organic molecules that assist enzymes in carrying out various metabolic processes in the body. These coenzymes are often derived from vitamins and other nutrients found in food sources.
What is the first protein structure to be determined?
The first protein structure to be determined was myoglobin, in 1958. Myoglobin is a heme-containing protein found in muscle cells which stores oxygen. Its structure was determined by John Kendrew and colleagues using X-ray crystallography.
No it hold all genetic material.
Source:
Studies of Roseline Franklin
What are disadvantages of enzymes?
1. They are highly sensitive to changes in physical and chemical conditions surrounding them, therefore, it is hard for mankind to use them.
2. They are easily denatured by even a small increase in temperature and are highly susceptible to poisons and changes in pH. Therefore, the conditions in which they work must be tightly controlled.
3. Enzymes make our works harder when using them as the enzymes substrate mixture must be uncontaminated with other substances that might affect the reaction.
4. The high cost of enzyme isolation and purification discourages their use, especially in areas which currently have an established alternative procedure.
Does Myoglobin have a primary structure?
Yes, myoglobin does have a primary structure, which refers to the linear sequence of amino acids that make up the protein molecule. This primary structure is important for determining the unique function of myoglobin.
What chemicals denature proteins?
Denaturants such as urea, SDS, guanidium hydrochloridecan denature proteins. Organic solvent such as alcohol can be also used to denature proteins. A combination of reducing agent DTTor beta-mercaptoethaol with heating at 90 degrees for 5 minutes about will completely kill the three dimensional structure of proetin and make it to its primary structure.
What organic compounds are enzymes made up of?
Enzymes are Protein in Nature. Proteins are more precisely described as biochemical compounds. Some enzymes are combined with Rna's to form for example - Ribozymes.
Enzymes, while completely composed from Organic Protein, are 'merely' one Form of Protein.
What does galactose and fructose make?
Galactose and fructose can combine to form lactulose through a chemical reaction known as the Maillard reaction. This reaction occurs when reducing sugars such as galactose and fructose react with amino acids under heat, creating a browning effect and producing compounds with sweet tastes and potential health benefits.
It occurs in three steps:
Denature (94oC): this step break the hydrogen bond, and separates the double strand.
Annealing (55-60oC): this step allows the binding of primers
Extension(70oC): this is the portion that replicates the DNA
These step repeat, each time constitutes a cycle. The number of DNA replicated = 2n where n equals the number of cycles
Are all antioxidants fat- soluble vitamins?
No, not all antioxidants are fat-soluble vitamins. Antioxidants can be vitamins, minerals, or other compounds that help protect cells from damage caused by free radicals. Some antioxidants are water-soluble, like vitamin C, while others are fat-soluble, like vitamins A, E, and K.
Is epinephrine the anger hormone?
Epinephrine is commonly known as the "fight or flight" hormone, released in response to stress or danger. While it can increase arousal and prepare the body for action, it is not specifically referred to as the "anger hormone." Anger is a complex emotional response involving various neurotransmitters and hormones in the brain.
What inorganic molecule is it derived in the functional group for alcohol?
Alcohols have the functional group -OH, which is derived from the inorganic molecule water (H2O). In alcohols, the hydrogen from water is replaced by an organic group.
What 3 things is nucleotide made of?
A Nucleotide are molecules that when combined make the structural units of DNA and RNA.
An actual nucleotide is made up of small components. These components are;
Phosphates
Sugar
Heterocyclic Base
What are the fats and oils that constitute the lipids of the human diet called?
The fats and oils that make up the lipids in the human diet are called triglycerides. Triglycerides consist of three fatty acid molecules attached to a glycerol molecule.