Take Mrs. Deringer's Heredity Quiz


1. Variations of genes are called _____________.

(a) cells    (b) alleles    (c) genes  (d) chromosomes


2.  Gregor Mendel discovered ______________________.

(a) cells    (b) dominant and recessive traits    (c) unicellular organisms   


3.  Plasmids can be found in ____________________.

(a) red blood cells    (b) DNA    (c) bacteria    (d) genes 


4. Bacteria reproduce through __________________.

(a) asexual reproduction   (b) replication     (c) sexual reproduction 


5. Genotypes are ______________.

(a) the physical characteristics of an organism   

(b) the genetic makeup of an organism    

(c) nitrogen bases  

(d) plasmids


6. Genetic engineering is ________________.

(a) a type of reproduction   

(b) creating DNA    

(c) the passing on of traits from parents to offspring   

(d) transferring genes from one organism to another


7. The genetic codes found on chromosomes are called________________ .

(a) phosphate   (b) sugar crystals    (c) nitrogen bases  (d) genes 


8. Vegetation propagation is a type of _______________.

(a) respiration   (b) photosynthesis    (c) asexual reproduction 


9. A Punnett square shows__________________

(a) the traits you will get  

(b) how tall you will be   

(c) the probability of getting a gene

(d) the chance of getting a cell 


10. If you were hybrid for a trait your genotype could be__________________.

(a) tall   (b) TT    (c) Tt   (d) tt


11. If you were pure dominant for a trait your genotype could be__________________.

(a) Tt   (b) TT    (c) short  (d) tt


12. If you were pure recessive for a trait your genotype could be__________________.

(a) TT   (b) Tt    (c) short  (d) tt 


To solve each of the following you will need to make a Pun net square on a separate piece of paper.

13. In humans the allele for a widow’s peak (W) is dominant over the allele for a straight hairline (w). What would the results be if you crossed a woman with a straight hairline (ww) and a man who was pure dominant for a widow's peak (WW)?

(a) 50% with a straight hairline and 50 % with a widow's peak.   

(b) 100% with a widow's peak    

(c) 25% with a straight hairline and 75 % with a widow's peak   


14. What would the results be if you crossed a woman who was hybrid for a widow's peak (Ww) and a man who was also hybrid?

(a) 50% with a straight hairline and 50 % with a widow's peak.   

(b) 75% with a straight hairline and 25 % with a widow's peak.   

(c) 25% with a straight hairline and 75% with a widow's peak.   

 


15. What would the results be if you crossed a woman and a man who both have straight hairlines (ww)?

(a) 50% with a straight hairline and 50 % with a widow's peak.  

(b) 0% with a straight hairline and 100 % with a widow's peak.   

(c) 100% with a straight hairline and 0 % with a widow's peak.   


 


 

 

 


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