what are 2 jobs of proteins?
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For example, enzymes are proteins that speed up chemical reactions in the body and hormones, like insulin, are proteins that regulate the activity of cells or organs. Some proteins transport materials throughout your body, such as hemoglobin, which is the oxygen-transporting protein found in your red blood cells.
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When hundreds or thousands of amino acids join together, they create proteins, which are then used for many tasks in organisms, such as doing work in cells, help with DNA replication, etc. So, the monomer will be the amino acids, and the polymer will be the proteins themselves.
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what is the role of messenger RNA molecules? mRNA carry copies of instructions for assembling amino acids into proteins.
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['Ribosomes. Ribosomes, either free in the cytosol or associated with rER, synthesize proteins as polypeptide chains. ... ', 'Microtubules. Microtubules are involved in the movement of organelles and other structures, for example lysosomes and mitochondria. ... ', 'Actin filaments. ... ', 'Intermediate filaments. ... ', 'Centrioles.']
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Protein is the basic component of living cells and is made of carbon, hydrogen, oxygen, nitrogen and one or more chains of amino acids. The three types of proteins are fibrous, globular, and membrane.
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Four stages in the production of protein molecules in a cell are listed below. A – Transfer RNA molecules bring amino acids to the ribosome B – DNA molecules serve as templates for messenger RNA molecules. C – Messenger RNA molecules move to ribosomes. D – Polypeptides are formed on ribosomes.
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The proteins regulates the enzymes present in an organism.
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Most genes contain the information needed to make functional molecules called proteins. (A few genes produce other molecules that help the cell assemble proteins.) The journey from gene to protein is complex and tightly controlled within each cell. It consists of two major steps: transcription and translation.
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Something Called Side Groups Of the 20 side groups used to make proteins, there are two main groups: polar and non-polar. These names refer to the way the side groups, sometimes called "R" groups, interact with the environment. Polar amino acids like to adjust themselves in a certain direction.
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Amino acids and proteins are the building blocks of life. When proteins are digested or broken down, amino acids are left. The human body uses amino acids to make proteins to help the body: Break down food.
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['Analytic chemist.', 'Anatomist.', 'Animal biochemist.', 'Animal ecologist.', 'Biological photographer.', 'Biologist.', 'Biophysicist.', 'Botanist.']
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['Vacuole. Moves materials around the cell, storage for the cell, membrane sac.', 'Lysosome. Digest foods, clean up and recycle, digest broken organnelles.', 'Ribosomes. Protein factories (makes proteins) , builds proteins from DNA. ... ', 'Golgi apparatas. ... ', 'Cytoplasm. ... ', 'Nucleus. ... ', 'Nucleolus. ... ', 'Nuclear Membrane.']
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Specific job roles include biologist, microbiologist, marine biologist, biochemist, biotechnologist, geneticist and zoologist. A physics or physics-related degree can lead to a graduate career in several career sectors, including aerospace and defence, automotive, computing, healthcare and telecommunications.
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Molecular biology deal with the biological functioning of macromolecules, e.g. how proteins function, how DNA is transcribed, etc, whereas biochemistry deals with the chemical reactions of biological systems, e.g. the kinetics of enzymes, how chemicals are broken down in reactions and the repsonsible enzymes.
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The Role of Proteins in Foods: Cooking and Denaturation. In addition to having many vital functions within the body, proteins perform different roles in our foods by adding certain functional qualities to them. Protein provides food with structure and texture and enables water retention.
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Proteins are a class of macromolecules that perform a diverse range of functions for the cell. They help in metabolism by providing structural support and by acting as enzymes, carriers, or hormones. The building blocks of proteins (monomers) are amino acids.
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['Research scientist.', 'Pharmacologist.', 'Biologist.', 'Ecologist.', 'Nature conservation officer.', 'Biotechnologist.', 'Forensic scientist.', 'Government agency roles.']