1. Genetics
Test Review

2. Hair color, flower color, height are examples of
traits

3. What type of alleles are t, b, r, g
recessive

4. The study of how traits are passed
from parent to offspring
genetics

5. Alleles represented by capital letters.
dominant

6. The father of genetics
Gregor Mendel

7. Characteristics that are inherited
traits

8. alleles The different forms of a gene. Red daisy pink daisy
orange daisy
yellow daisy

9. The passing on of traits
from parents to offspring
heredity

10. PP Pp pp Purple, P is dominant Dominant
Alleles that are always expressed,
they often cover up the other allele.
Dominant
PP Pp pp
Purple, P is dominant

11. An organism with genotypes BB, bb, TT, ss is
homozygous

12. PP Pp pp white, p is recessive recessive
Alleles represented by lowercase letters.
recessive
PP Pp pp
white, p is recessive

13. The physical appearance of a trait.
phenotype

14. Recessive Alleles that are sometimes not expressed
because they are covered up
Recessive

15. heterozygous The condition when the two alleles
for a trait are different.
heterozygous

16. gene A section of DNA on a chromosome
that has information for a trait.
gene

17. homozygous The condition when the two alleles
for a trait are the same.
homozygous

18. An organism with genotypes Rr, Ll, Ss, Pp is
heterozygous

19. What type of alleles are T, B, R, G
dominant

20. The set of alleles that an organism has for a trait.
(genes)
genotype

21. No dimples is recessive.
Dimples is dominant.
No dimples is recessive.
What is the phenotype of a dd individual?
No dimples
What is the phenotype of a DD individual?
Dimples
What is the phenotype of a Dd individual?
Dimples

22. Codominance or incomplete dominance?

23. Codominance or incomplete dominance?

24. Codominance
Codominance or incomplete dominance?