Domanda del libro di testo
What type of bond is formed between two sugars in a disaccharide?
a. Glycosidic linkage
b. Phosphodiester bond
c. Peptide bond
d. Hydrogen bond
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Ch. 5 - An Introduction to Carbohydrates
Freeman8th EditionBiological ScienceISBN: 9780138276263
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TOC.tableOfContents
- Ch. 1 - Biology: The Study of Life13
- Ch. 2 - Water and Carbon: The Chemical Basis of Life14
- Ch.3 - Protein Structure and Function10
- Ch.4 - Nucleic Acids and the RNA World10
- Ch. 5 - An Introduction to Carbohydrates10
- Ch. 6 - Lipids, Membranes, and the First Cells11
- Ch. 7 - Inside the Cell10
- Ch. 8 - Energy and Enzymes: An Introduction to Metabolism10
- Ch. 9 - Cellular Respiration and Fermentation11
- Ch. 10 - Photosynthesis12
- Ch. 11 - Cell-Cell Interactions12
- Ch. 12 - The Cell Cycle8
- Ch. 13 - Meiosis12
- Ch. 14 - Mendel and the Gene23
- Ch. 15 - DNA and the Gene: Synthesis and Repair15
- Ch. 16 - How Genes Work16
- Ch. 17 - Transcription, RNA Processing, and Translation16
- Ch. 18 - Control of Gene Expression in Bacteria16
- Ch. 19 - Control of Gene Expression in Eukaryotes12
- Ch. 20 - The Molecular Revolution: Biotechnology, Genomics, and New Frontiers15
- Ch. 21 - Genes, Development, and Evolution12
- Ch. 22 - Evolution by Natural Selection16
- Ch. 23 - Evolutionary Processes13
- Ch. 24 - Speciation15
- Ch. 25 - Phylogenies and the History of Life13
- Ch. 26 - Bacteria and Archaea15
- Ch. 27 - Diversification of Eukaryotes16
- Ch. 28 - Green Algae and Land Plants16
- Ch. 29 - Fungi18
- Ch. 30 - An Introduction to Animals9
- Ch. 31 - Protostome Animals15
- Ch. 32 - Deuterostome Animals17
- Ch. 33 - Viruses16
- Ch. 34 - Plant Form and Function16
- Ch. 35 - Water and Sugar Transport in Plants16
- Ch. 36 - Plant Nutrition13
- Ch. 37 - Plant Sensory Systems, Signals, and Responses16
- Ch. 38 - Flowering Plant Reproduction and Development16
- Ch. 39 - Animal Form and Function17
- Ch. 40 - Water and Electrolyte Balance in Animals16
- Ch. 41 - Animal Nutrition16
- Ch. 42 - Gas Exchange and Circulation16
- Ch. 43 - Animal Nervous Systems16
- Ch. 44 - Animal Sensory Systems16
- Ch. 45 - Animal Movement11
- Ch. 46 - Chemical Signals in Animals16
- Ch. 47 - Animal Reproduction and Development16
- Ch. 48 - The Immune System in Animals16
- Ch. 49 - An Introduction to Ecology15
- Ch. 50 - Behavioral Ecology16
- Ch. 51 - Population Ecology16
- Ch. 52 - Community Ecology20
- Ch. 53 - Ecosystems and Global Ecology17
- Ch. 54 - Biodiversity and Conservation Ecology18
Freeman8th EditionBiological ScienceISBN: 9780138276263Non è quello che usi tu?Cambia libro di testo
Capitolo 5, Problema 4
What are the primary functions of carbohydrates in cells?
a. Cell identity, energy storage, raw material source for synthesis, and structure
b. Catalysis, energy storage, metabolism, and structure
c. Catalysis, digestion, energy storage, and information storage
d. Energy storage, information storage, polymerization, and raw material source for synthesis
Guida verificata passo dopo passo1
Understand that carbohydrates are organic molecules composed of carbon, hydrogen, and oxygen, typically in a ratio of 1:2:1.
Recognize that one of the primary functions of carbohydrates is energy storage. They are stored as glycogen in animals and starch in plants.
Identify that carbohydrates serve as a raw material source for the synthesis of other molecules. They can be converted into amino acids and fatty acids.
Acknowledge that carbohydrates play a role in cell identity. Glycoproteins and glycolipids on cell surfaces are involved in cell recognition and signaling.
Note that carbohydrates contribute to structural components in cells. For example, cellulose in plant cell walls provides structural support.
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Carbohydrates in Energy Storage
Carbohydrates are crucial for energy storage in cells, primarily in the form of glycogen in animals and starch in plants. These polysaccharides can be broken down into glucose, which is used in cellular respiration to produce ATP, the energy currency of the cell. This process is vital for maintaining cellular functions and supporting metabolic activities.
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05:08
Carbohydrate Functions
Carbohydrates as Raw Material for Synthesis
Carbohydrates serve as raw materials for the synthesis of other biomolecules. Monosaccharides like glucose can be converted into various compounds, including nucleotides and amino acids, through metabolic pathways. This versatility makes carbohydrates essential for building complex molecules necessary for cell growth and repair.
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04:53Carbohydrates
Carbohydrates in Cell Structure
Carbohydrates contribute to cell structure, particularly in the form of cellulose in plant cell walls and chitin in fungal cell walls and arthropod exoskeletons. These polysaccharides provide rigidity and protection, helping maintain cell shape and integrity. Structural carbohydrates are crucial for the physical support and defense of cells.
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04:53Carbohydrates
Pratica correlata
Domanda del libro di testo
What are three ways monosaccharides differ from one another?
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Domanda del libro di testo
Contrast the structure of glycogen and chitin in terms of their monosaccharides, glycosidic linkages, and interactions between polysaccharide chains.
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Domanda del libro di testo
Which of the differences listed here could be found among molecules of the same monosaccharide? Select True or False for each statement.
T/F There is a difference in the orientation of a hydroxyl group in the ring form.
T/F There is a difference in the number of carbons.
T/F There is a difference in the position of the carbonyl group in the linear form.
T/F There is a difference in the overall shape of the molecule—one is a ring and the other is linear.
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Domanda del libro di testo
Although cellulose and starch are identical in terms of stored chemical energy, our ability to harvest the energy from these two polysaccharides differs considerably. What is responsible for this difference?
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Domanda del libro di testo
What holds cellulose molecules together in bundles large enough to form fibers?
a. The cell wall
b. Peptide bonds
c. Hydrogen bonds
d. Hydrophobic interactions
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