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Penetrameter

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• Penetrance

  [pen-i-truh ns] /ˈpɛn ɪ trəns/ noun, Genetics. 1. the frequency, expressed as a percentage, with which a particular gene produces its effect in a group of organisms. Compare (def 2). /ˈpɛnɪtrəns/ noun 1. (genetics) the percentage frequency with which a gene exhibits its effect penetrance pen·e·trance (pěn’ĭ-trəns) n. The frequency, under given environmental conditions, with […]

• Penetrant

  [pen-i-truh nt] /ˈpɛn ɪ trənt/ noun 1. a person or thing that penetrates. 2. a compound that penetrates the skin, as a lotion or cream. 3. a substance that lowers the surface tension of water; wetting agent. 4. Zoology. a large nematocyst discharging a barbed thread that penetrates the body of the prey and injects […]

• Penetrant gene

  penetrant gene pen·e·trant gene (pěn’ĭ-trənt) n. A gene that causes a trait in a specified genotype to be expressed.

• Penetrate

  [pen-i-treyt] /ˈpɛn ɪˌtreɪt/ verb (used with object), penetrated, penetrating. 1. to pierce or pass into or through: The bullet penetrated the wall. The fog lights penetrated the mist. 2. to enter the interior of: to penetrate a forest. 3. to enter and diffuse itself through; permeate. 4. to arrive at the truth or meaning of; […]

• Penetrating

  [pen-i-trey-ting] /ˈpɛn ɪˌtreɪ tɪŋ/ adjective 1. able or tending to ; piercing; sharp: a penetrating shriek; a penetrating glance. 2. acute; discerning: a penetrating observation. 3. Surgery. noting a wound that pierces the skin, especially a deep wound entering an organ or body cavity. [pen-i-treyt] /ˈpɛn ɪˌtreɪt/ verb (used with object), penetrated, penetrating. 1. to […]

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