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Life Science Chapter 6 Study Guide

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
The sum of chromosomes normally found in the cells of an organism   Chromosomes number  
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A diagram used to visualize genetic crosses   Punnett square  
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the condition in which dominate and recessive genes for a single characteristic are expressed   codominance  
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the only sex hormone found in human females   X chromosomes  
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the only sex hormone found in human males but not females   Y Chromosomes  
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Two or more genes producing a single trait   multiple gene inheritance  
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A picture generated by ultrasound.   Sonogram  
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a characteristic that has a gene on the X chromosomes but no corresponding one on the Y chromosomes   sex-linked trait  
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a person who has a gene for a particular trait but does not exhibit the trait himself   Carrier  
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an abnormal trait passed on through the genes   inherited disorder  
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A test to see how genetics is inherited   A cross  
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In an organism if both factor for a particular trait are different it is   Hybrid  
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according to Mendel how many factors are their for an inherited trait?   two  
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After Mendel published his theories they were ignored for how many years?   thirty five  
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If a TT plant is crossed with a tt plant what will the offspring be?   all Tt  
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How does an ultrasound work   analyzing high-frequency sound waves sent through the mothers body.  
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The genes for sex-linked characteristics are usually carried on   the X Chromosomes  
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What is the normal chromosomes for humans?   46  
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A cross between a red and white snapdragon produces a pink snapdragon this is an example of   incomplete Dominance  
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The way a plant or animal look its physical characteristic is called   Phenotype  
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Red-green colored blindness is a   sex-linked trait  
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Mendel job was a   Catholic Monk  
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Human genetics does or does not follow the same genetic rules as inheritance in other organisms   Does  
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The chromosome number does not relate to its   size  
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The number of cells found in a chromosome   Chromosome number  
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Skin color, height, and intelligence are not controlled by   single gene inheritance  
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