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Biochemistry

Biochemistry is the study of the structure, composition and chemical processes in all living organisms. It covers the structures and functions of various cellular components, including proteins, carbohydrates, nucleic acids, lipids, and other biomolecules.

8,065 Questions

Who studying biochemistry?

Students studying biochemistry typically learn about the chemical processes and principles underlying biological systems, such as metabolism, genetics, and molecular biology. They may also explore advanced topics like protein structure, enzyme kinetics, and bioinformatics. Biochemistry students often conduct laboratory research to gain hands-on experience in these areas.

What is the difference between zinc sulfate and zinc gluconate?

When zinc is linked with picolinic acid (an enzyme-hormone), it becomes Zinc Picolinate. Zinc Picolinate greatly enhances the availability of Zinc and other minerals for body utilisation (copied from a product page).

If an enzyme has been inhibited noncompetitively?

If an enzyme has been inhibited noncompetitively, the inhibitor binds to the enzyme at a site other than the active site, altering the enzyme's shape and reducing its activity. This type of inhibition is not overcome by increasing the substrate concentration.

Which particles increase by one as you move from left to right in the periodic table?

As you move from left to right in the periodic table, the number of protons in the nucleus of an atom increases by one in each element. This increase in the number of protons defines the atomic number and determines the element's position in the periodic table.

What is the nutrition info for a jacima?

Jicama is low in calories and a good source of fiber, vitamin C, and potassium. It is also fat-free and cholesterol-free. One cup of jicama contains about 49 calories, 6 grams of fiber, 4.7 grams of sugar, and 272 mg of potassium.

What vitamin synthesis is aided by sunlight and why is it important in bone health?

Vitamin D deficiency not only causes metabolic bone disease among children and adults but also may increase the risk of many common chronic diseases.

Without Vitamin D, the bloodstream cannot absorb calcium from the digestive tract. Without calcium, bone tissue will slowly wear away.

The 10 examples of biotechnology products?

  1. Insulin for diabetes treatment
  2. Genetically modified crops for increased yield and resistance
  3. Monoclonal antibodies for cancer treatment
  4. Enzymes for laundry detergents
  5. Recombinant vaccines for infectious diseases
  6. Biodegradable plastics from bio-based materials
  7. Biofuel production from algae or crops
  8. Gene therapy for genetic disorders
  9. Assisted reproductive technologies for infertility treatments
  10. Diagnostic tests for genetic diseases

What are the rules in writing significant figures?

The rules in writing significant figures state that non zero numbers always significant. Zero numbers between the non zero numbers are also significant. Finally, if you write a number in scientific notation and you are able to get rid of the zeroes, they are not significant.

What is meant by the degree of Mphil?

Master of Philosophy, a degree that, in London, can be obtained by examination or by submitting a supervised research thesis. The candidate must have a B.Sc (Bachelor of Science) or equivalent qualification in the same or a closely related subject. The M.Phil. is often awarded as the first part of a research programme towards a Ph.d (Doctor of Philosophy) and may take one or two years of study. The Ph.d is examined by thesis and usually takes at least three years although there are exceptions.

The M.Phil may be used as a conversion course, e.g. from chemistry or biology to biochemistry, or it may be taken as a degree in its own right, often by students from overseas (particularly if they have a language problem).

Like the B.Sc there is no specific title attached to an M.Phil. as there is with a Ph.d. who is entitled to be called "doctor". Incidentally, a general practitioner is called "doctor" as a courtesy title. For entitlement the "medic" has to take a higher research degree called Doctor of Medicine. Registrars and Consultants in hospitals are usually so qualified.

The highest degree awarded in London is the D.Sc (Doctor of Science) reflecting usually some ten years of successful research as assessed by his/her peers in the subject. Other Universities have similar qualifications.

Yours truly has a B.Sc. (zoology) and a M.Sc., Ph.d., and D.Sc. all in Biochemistry.

Definition of C1 compound in biochemistry?

In biochemistry, a C1 compound typically refers to a one-carbon compound involved in metabolic pathways like the one-carbon metabolism cycle. These compounds include molecules like formate, formaldehyde, and methyl-tetrahydrofolate, which play essential roles in processes such as DNA synthesis, amino acid metabolism, and methylation reactions.

Why can the pigment spot on chromatography paper not be submerged in solvent?

The pigment spot on chromatography paper should not be submerged in solvent because it will result in spreading and mixing of the pigments, making it difficult to distinguish them. Instead, the solvent should be allowed to slowly travel up the paper by capillary action, separating the pigments based on their solubility and mobility.

Mutations occur because of what?

Mutations occur because there are many things that can cause random changes in the nucleotides of the DNA or RNA: e.g. radioactivity, UV light, free radicals, accidental copying errors. Eukaryotic organisms have a variety of repair mechanisms to correct these random errors, but even those repair mechanisms are not perfect and sometimes mutate a mutation accidentally instead of repairing it. Nothing is perfect.

What is the nutrition content of MRE?

MREs (Meals Ready-to-Eat) typically contain around 1200-1300 calories, with a balance of macronutrients like protein, carbohydrates, and fats. They also include essential vitamins and minerals to meet a soldier's daily nutrition needs. MREs are designed to be a portable, shelf-stable meal option for military personnel in the field.

Are scales composed from chitin?

No, scales are not composed of chitin. Scales are made up of a variety of different materials depending on the animal, such as keratin in the scales of reptiles or enamel in the scales of fish. Chitin is a tough, semi-transparent substance that makes up the exoskeleton of arthropods like insects and crustaceans.

What is a protein channel made of?

An ion is an atom of any element, or a molecule of any compound,

in which the number of positive charges (protons) and the number

of negative charges (electrons) are not equal. Hence the ion is an

atom or molecule with a net charge.

What enzyme converts pyruvate into acetyl-CoA?

The enzyme that converts pyruvate into acetyl-CoA is pyruvate dehydrogenase. This multienzyme complex is responsible for catalyzing the conversion of pyruvate into acetyl-CoA, which is a key step in the metabolism of carbohydrates to produce energy.

What are the reducing and oxidizing agents of the reaction FeCl plus SnCl?

In this reaction, FeCl2 is the oxidizing agent because it causes another species to be reduced (lose electrons), while SnCl2 is the reducing agent because it causes another species to be oxidized (gain electrons).

Are cats made of water?

Not any better or worse than humans can. Cats do, with experience, learn to compensate for refraction, the tendency of something seen through the surface of the water to look like it is in a different spot than it actually is.

What are the examples of biochemistry?

Examples of biochemistry include studying how enzymes speed up chemical reactions in the body, investigating how cells communicate with each other through signaling pathways, and understanding how DNA encodes genetic information that determines an organism's traits. These are all important aspects of biochemistry that help us comprehend the molecular processes underlying life.

To what main class of enzymes does the enzyme that catalyzes the following reaction belong?

The main class of enzymes that the enzyme that catalyzes the conversion of lactose to galactose and glucose belongs to hydrolase. One example of a reaction of hydrolase is ser to ala which equals ser plus ala.

All enzymes function optimally at pH equals 7.4 . true or false?

False. While some enzymes may function optimally at a pH of 7.4, not all enzymes have the same optimal pH. Enzymes can have a range of pH values at which they function best, depending on their specific structure and function.

Is diet DrPepper good for you?

Diet Dr Pepper is a low-calorie beverage that can be enjoyed in moderation as part of a balanced diet. However, it is still important to prioritize water and other nutrient-rich beverages for overall health. Regularly consuming diet sodas may not provide the same health benefits as whole foods.

What do vitamin c tablets do for your body?

There is much disagreement concerning the effects of vitamin C in your body. Some believe vitamin C helps ward off colds, while others believe it simply reduces the severity of colds. Several investigations report lowered blood cholesterol levels and a decrease in arterial calcification deposits which could possibly help prevent strokes and heart attacks caused by arteriosclerosis. Some report a decreased incidence of wound reopening after surgery. Still others point to possible elimination from the body of undesirable metal ions, some fat-soluble carcinogens, and pesticide residues. The subject is still highly controversial and the results of investigations are inconclusive, but there is enough evidence of an effect to warrant further research.

How long does it take to absorb vitamin c?

Vitamin C is typically absorbed within 30 minutes to two hours after ingestion when taken through food sources or supplements. However, absorption time may vary depending on individual factors such as stomach acid levels and overall health status.

What did knoll and ruska contribute to science?

Knoll and Ruska are known for their contributions to the development of the electron microscope. Knoll helped improve the resolution of electron microscopes, while Ruska built the first practical electron microscope, revolutionizing the field of microscopy by allowing scientists to see structures at the cellular and molecular level.