Bio 93 Lecture 20

Home > Preview

The flashcards below were created by user jocelyn0399 on FreezingBlue Flashcards.


  1. A discrete unit of hereditary information consisting of a specific nucleotide sequence in DNA
    gene
  2. the scientific study of hereditary and hereditary variation
    genetics
  3. Experimental genetics began in a/an __________
    abbey garden
  4. Modern genetics began with Gregor Mendel's quantitative experiments with ____ plants
    pea
  5. What are some examples of model organisms?
    • yeast
    • drosophila
    • rhesus
    • mouse
    • rat
    • alpysia
  6. Define character:
    an observable heritable feature
  7. Define trait:
    any detectable variation in a genetic character
  8. Mendel chose pea plant characteristics where one _________ is dependent on one _________
    characteristic, gene
  9. In pea plants purple is ______ to white
    dominant
  10. In pea plants green is ______ to yellow
    recessive
  11. In pea plants round is ______ to wrinkled
    dominant
  12. The quantitative analysis of results observed in the F2 generation offspring led Mendel to discover the _______________ known as the ___________ and the __________
    principles of heredity, law of segregation, law of independent assortment
  13. Gene for flower color come from ____
    alleles
  14. Offspring inherit _____ allele(s) from each parent
    one
  15. The ______ allele determines appearance
    dominant
  16. Define the Law of Segregation
    two alleles for each character segregate from each other into different gametes
  17. What is an allele?
    alternative forms of a gene
  18. Alternative forms of a gene (allele) reside at
    the same locus on homologous chromosomes
  19. What does genotype determine?
    phenotype
  20. What is the Law of Independent Assortment?
    alleles assort independently during gamete formation
  21. When does the segregation of alleles take place?
    Anaphase I of Meiosis
  22. When is the multiplication rule used? (punnett square)
    when trying to calculate the probability of multiple traits in multiple punnett squares
  23. When is the addition rule used? (punnett square)
    When trying to calculate the probability of one trait in a single punnett square

Card Set Information

Author:
jocelyn0399
ID:
336600
Filename:
Bio 93 Lecture 20
Updated:
2017-12-07 05:58:28
Tags:
Mendel Gene Final
Folders:

Description:
Final
Show Answers:

Home > Flashcards > Print Preview