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16 Cards in this Set
- Front
- Back
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Biomacromolecules are larger molecules made up of many smaller units (Monomers) joined together with each unit having the same basic structure. Such molecules are called polymers and include?
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Cellulose composed of glucose
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The process of linking monomers to form polymers is called polymerisation. Which of the following is not produced by polymerisation?
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Nucleic Acids
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When lipids are metabolized they are broken down into?
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Glycerol and fatty acids
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A prokaryotic cell contain?
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Ribosomes
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Based on the internal structure, the cell shown is most likely to?
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Require high levels of oxygen as it has many mitocondrion.
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A cell organelle responsible for the degradation of unwanted substances is the?
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Lysosome
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Chloroplasts
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Contain layers of internal membranes
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Skin cells are constantly dying and being replaced by new cells. The ongoing death of these new cells is an example of?
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Aptosis
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The current model for the structure of a cell membrane states that the membrane consists of a double layer of lipid in which proteins are embedded that form channels. This model of membrane structure is know as?
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The protein channel model
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The plasma cell membrane of a cell?
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Is relatively impermeable to large water-soluble molecules due to the resence of the bilipid layer.
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A student examining onion skin under the microscope stained the sample with iodine. The purpose of the iodine stain is to?
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Provide contrast between structures of the cell.
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The cell membrane of a nerve cell?
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contains pores lined with carbohydrates
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The complemantary base found at the nucleotide A in a DNA sequnce would be?
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Cytasine
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In a double stranded molecule formed from the DNA strand of 8 bases (TGGATGAC) the number of deoxyribose sugar units you would expect to find is?
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16
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The protozoan Kentrophoros carries a dense coat of bacteria on its surface. Kentrophoros engulfs these bacteria by bending its cell surface arround them. This process is known as?
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Pinocytosis
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The proteome refers to?
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The full complement of genes in an individual organism
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