Name: 
 

RBES Vocabulary Qtr 3



Matching
 
 
a.
Allele
n.
Sperm
b.
Mutation
o.
Carrier
c.
Codominance
p.
Genetic Engineering
d.
Meiosis
q.
Phenotype
e.
Trait
r.
Heredity
f.
Heterozygous
s.
Purebred
g.
Karyotype
t.
Punnett Square
h.
Sex-linked Gene
u.
Recessive Allele
i.
Egg
v.
Gene
j.
Hybrid
w.
Dominant Allele
k.
Genetics
x.
Homozygous
l.
Genotype
y.
Clone
m.
Probability
 

 1. 

An organism's physical appearance, or visible traits.
 

 2. 

A characteristic that an organism can pass on to its offspring through its genes.
 

 3. 

Having two identical alleles for a trait.
 

 4. 

An organism's genetic makeup, or allele combinations.
 

 5. 

An organism that always produces offspring with the same form of a trait as the parent.
 

 6. 

An allele that is masked when a dominant allele is present.
 

 7. 

A segment of DNA on a chromosome that codes for a specific trait.
 

 8. 

A change in a gene or chromosome.
 

 9. 

The process that occurs in sex cells (sperm and egg) by which the number of chromosomes is reduced by half.
 

 10. 

An allele whose trait always shows up in the organism when the allele is present.
 

 11. 

A gene that is carried on the X or Y chromosome.
 

 12. 

A male sex cell.
 

 13. 

Having two different alleles for a trait.
 

 14. 

A chart that shows all the possible combinations of alleles that can result from a genetic cross.
 

 15. 

The scientific study of heredity.
 

 16. 

An organism that is genetically identical to the organism from which it was produced.
 

 17. 

The different forms of a gene.
 

 18. 

A picture of all the chromosomes in a cell arranged in pairs.
 

 19. 

An organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait.
 

 20. 

The transfer of a gene from the DNA of one organism into another organism, in order to produce an organism with desired traits.
 

 21. 

A person who has one recessive allele for a trait and one dominant allele, but does not have the trait.
 

 22. 

A condition in which neither of two alleles of a gene is dominant or recessive.
 

 23. 

The passing of traits from parents to offsprings.
 

 24. 

The likelihood that a particular event will occur.
 

 25. 

A female sex cell.
 



 
Check Your Work     Start Over