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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

What happens to the particles pf gas when there are fewer ofthem?

When there are fewer gas particles, the pressure of the gas decreases because there are fewer particles colliding with the walls of the container. The volume of the gas may also increase slightly if the gas particles are able to spread out more freely. The temperature of the gas remains constant unless it is actively changed.

What organelles are in plant cells but not others?

Chloroplasts and central vacuoles are organelles found in plant cells but not in animal cells. Chloroplasts are responsible for photosynthesis to produce energy, while central vacuoles help maintain turgor pressure and store nutrients and waste.

How do you derive the isoelectric point equation from Henderson hasselbalch equation?

The isoelectric point (pI) is the pH at which a molecule has no net charge. To find pI from the Henderson-Hasselbalch equation, set the net charge of the molecule equal to zero and solve for pH. This equation is derived by considering the acidic and basic dissociation constants of the molecule to calculate the pH at which the net charge is zero.

Which hormones secreted by developing follicles?

Residual cells within ovulated folliclesproliferate to form corpora lutea, which secrete the steroid hormones progesterone and estradiol (estrogen).

Which hormones regulates the uterine lining?

In the menstrual cycle, estrogen and progesterone are the hormones that play a critical role in regulating the development and shedding of the uterine lining. Estrogen stimulates the growth of the uterine lining, while progesterone helps maintain it and prepares it for a potential pregnancy.

What macromolecule contains glycerol?

Lipids contain glycerol as a component. Lipids are a diverse group of macromolecules that include fats, oils, and phospholipids. Glycerol is a backbone molecule for triglycerides, which are a common type of lipid.

What are the 2 major nucleic acids in the body?

The two major nucleic acids in the body are DNA (deoxyribonucleic acid) and RNA (ribonucleic acid). DNA carries genetic information in the cell and RNA is involved in translating that information into proteins.

What food chemicals does glycogen belong to?

Glycogen belongs to the carbohydrate group of food chemicals. It is a complex carbohydrate that serves as a storage form of energy in animals and humans, particularly in the liver and muscles. Glycogen is made up of glucose units linked together in a branched structure.

Who discovered that the sugar phosphate backbone of DNA lies on the outside of the molecule and has a helical shape?

James Watson and Francis Crick discovered the double helical structure of DNA in 1953. They found that the sugar-phosphate backbone lies on the outside of the molecule, while the nitrogenous bases are on the inside.

What do protein fibers provide bone with?

Protein fibers, such as collagen, provide bones with flexibility and tensile strength. They help prevent fractures by allowing bones to bend slightly before breaking.

How is cancer related to cell divisions?

Cell division is related to the spread of cancer because cancer is uncontrolled cell division. So they are closely related.

Short Answer is: carcinoma is cell-division when the normal program of cell-division has 'been compromised', i. e. altered.

It is related because when the cell divides, sometimes it can cluster up... like a crowded room. then it starts to sort of push away the good cells so there is basically more room to breathe. eventually, this cluster of cells becomes one big ball and starts to spread to other parts of the body and develop more bad clustered cells again only in a different part of the body. This is how cancer forms and spreads to other organs in your body.

How does calcium affect membrane fluidity?

As heat increases, the membranes will become more fluid and as the temperature decreases it will solidify more. i.e. butter, in the fridge its solid but if you take it out then it will eventually melt.

Does a person decompose in a zinc coffin?

Zinc coffins can slow down the decomposition process but they do not completely prevent it. The decomposition process is inevitable and will still occur inside a zinc coffin, although it may be slower compared to other materials.

Where is the majority OF protein synthesis occurs?

The majority of protein synthesis occurs in the cytoplasm of a cell. This is where ribosomes, the cellular machinery responsible for synthesizing proteins, are located. Some proteins are also synthesized in other organelles like the endoplasmic reticulum and mitochondria.

What the major function of biological macromolecule DNA?

The major function of DNA is to store and transmit genetic information in the form of genes. It serves as a blueprint for the development, growth, and functioning of all living organisms. DNA also plays a crucial role in protein synthesis and inheritance.

What happens when sperm goen into a boys mouth this DNA will change or not?

No, sperm entering the mouth will not change a person's DNA. Digestive enzymes in the stomach break down genetic material and prevent it from being incorporated into the body's cells. DNA is not altered by consuming sperm.

What are sense and anti sense genetic mutations?

A sense mutation happens among the bases that code for actual amino acids: The sense. One variation here could be disastrous, or five could be a beneficial mutation.

Sickle cell trait varies bu only one amino acid on the B protein of hemoglobin and can be life threatening in homozygous condition, or beneficial in heterozygous condition.

Most mutations fall among the non-sense portions of the genome and are neutral.

And now the Techno Fun Portion: the anti sense [non-sense] mutation is Stdby::

Can muscle cells release glucose to the blood?

No, muscle cells do not release glucose into the blood. Instead, they take up glucose from the blood to use as fuel for energy production during muscle contraction. Glucose release into the blood is primarily regulated by the liver through a process called gluconeogenesis.

What is a unit of inheritance composed of a sequence of nucleotides of DNA?

A unit of inheritance composed of a sequence of nucleotides of DNA is called a gene. Genes contain the instructions for building and maintaining an organism, and different genes control different traits or characteristics.

Is ingestion a role for the Plasma Membrane in Metabolism?

Yes, the plasma membrane plays a crucial role in metabolism by facilitating the ingestion of nutrients and molecules required for various metabolic processes. It controls the entry of these substances into the cell while also removing waste products, thus contributing to the overall functioning of cellular metabolism.

Why is carbon cool?

Carbon is cool because it has unique bonding properties that allow it to form a wide variety of compounds, including essential molecules for life like proteins and DNA. It is also a key component in many materials, such as diamonds and graphene, that have extraordinary physical properties. Furthermore, carbon is abundant in nature and plays a crucial role in the carbon cycle, regulating Earth's climate and supporting ecosystems.

What is the purpose of hydrolysis test?

The purpose of a hydrolysis test is to determine an organism's ability to break down certain compounds such as starch or gelatin using specific enzymes. This test is commonly used in microbiology to differentiate between different species of bacteria based on their enzymatic capabilities.

What molecule stores energy and forms cell membrane and acts as hormones and insulates?

The molecule that fits this description is lipid. Lipids store energy, form cell membranes as phospholipids, act as hormones like steroid hormones, and provide insulation through substances like adipose tissue.

Do you think that PH affects enzymes work and explain your answer?

yes I do,you see the enzymes are proteins that are easily denatured and the structure of an enzyme is necessary for it's work(lock and key hypothesis)so changes in pH would change it's structure causing malfunction.that why the liver and other parts of homeostasis work to maintain pH of body fluids

How is cellular respiration different from anaerobic?

Cellular respiration is the process by which cells break down glucose with the use of oxygen to produce energy in the form of ATP. Anaerobic respiration, on the other hand, does not require oxygen and produces energy through the breakdown of glucose without the use of oxygen, resulting in the production of lactic acid or ethanol as byproducts.