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Name: ______________________________ Period # _____
Genetics Review 1. Review vocab terms on Quizlet
2. Review questions from note packet
3. Check out the following review websites on ​www.mscappscience.weebly.com
❏ Gorilla/Monster Punnett Square
http://www.glencoe.com/sites/common_assets/science/virtual_labs/E09/E09.html
❏ Furry Family Punnett Square
http://vital.cs.ohiou.edu/steamwebsite/downloads/FurryFamily.swf
❏ Basketball Review Game ​http://sciencereviewgames.com/srg/games/hs.php?id=136
Additional Review Questions 4. Who was Gregor Mendel and briefly describe what he did?
5. What does monohybrid cross mean?
6. What is the difference between genotype and phenotype? Give examples to ​support​ answer.
7. What is the difference between homozygous and heterozygous? Give examples to ​support
answer.
8. What is the difference between dominant and recessive? Give examples to ​support​ answer.
9. How are trait and allele related? Give examples to ​support​ answer.
1 10. What is the Law of Independent Assortment?
11. What is the difference between P generation, F1 generation, and F2 generation?
12. Create a Punnett Square for the following crosses. Include genotypic and phenotypic ratio as
well.
❏ FF (freckles) x ff (no freckles)
❏ Ff (freckles) x Ff (freckles)
❏ Ff (freckles) x ff (no freckles)
2 13. What does dihybrid cross mean?
14. Create a Punnett Square for the following crosses. Include phenotypic ratio.
❏ FFBB (freckles, blonde) x ffbb (no freckles, brown)
❏ FfBb (freckles, blonde) x FfBb (freckles, blonde)
3 Test Type Questions 15. When will a recessive trait show its effect?
a.
Even if no recessive genes for that trait are present
b.
In the presence of only one recessive gene
c.
When two recessive genes for a trait are present
d.
Only if the mother has the recessive gene
16. Which of the following describes a phenotype?
a.
The appearance of an organism’s genetic makeup
b.
The number of chromosomes an organism possesses
c.
The genes contained in an organism’s genetic makeup
d.
The number of traits an organism possesses
17. What are Punnett squares used for?
a.
Make genetic predictions
b.
Show an offspring’s exact traits
c.
Combine strands of DNA
d.
Clone a portion of an organism’s DNA
18. Using the Punnett square below, choose the probability that the recessive trait will emerge
a.
b.
c.
d.
100%
75%
25%
0%
19. An offspring’s Punnett square is shown below. The mother is known to have two recessive
genes for brown eyes. What is the father’s genotype for brown eyes?
a.
b.
c.
d.
BB
Bb
bb
bB
20. If a baby zebra has a two recessive genes for short legs which of the following may be true?
a.
The father has two recessive genes. The mother has two dominant genes.
b.
The father has one recessive gene and one dominant gene. The mother has two
dominant genes.
c.
The father has two dominant genes. The mother has two dominant genes.
d.
The father has two recessive genes. The mother has one dominant gene and one
recessive gene.
4 21. Which of the following genotypes will have the greatest chance of producing the most offspring
that have recessive traits?
a.
BB and BB
b.
BB and Bb
c.
Bb and Bb
d.
bb and bb
22. A scientist crossed a pea plant with yellow wrinkled peas with a pea plant with green smooth
peas. The resulting offspring were yellow smooth peas. What does this indicate?
a.
Offspring acquire traits randomly
b.
Offspring never inherit traits from their parents
c.
Offspring inherit traits from both parents
d.
Offspring inherit traits from only one parent
23. Which of the following is ​NOT ​an example of a trait a human would receive from their parents?
a.​
​Eye Color
b.​ ​Facial Features
c.​
​Personality
d.​ ​Height
5 Check your answers: 15. C 16. A 17. A 18. D 19. B 20. D 21. D 22. C 23. C 6