Biology- Probability and Punnett Squares

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Probability:

1. A couple already has two daughters.  What is the probability their third child will be a boy?


2.  What is the probability the couple will have 3 sons?

3.  What is the likelihood of a family having 6 daughters?

Punnett Squares:

4.   Nematodes( round worms) normally move in a snake-like motion. rr worms move only in circles and are called rollers.  Use a Punnett square to predict the offspring when you cross heterozygous rolling (Rr) worms with worms taht are homozygous rollers (rr).

5.  A recessive allele in tigers caused the white tiger (ww).  If two normally pigmented tigers (W) are mated and produce a white offspring, what percentage of their remaining offspring would be expected to have normal pigmentation?

Biology Chapter 11 Vocabulary

Vocabulary Words for Chapter 11:

1. genetics
2. fertilization
3. trait
4. hybrid
5. gene
6. allele
7. Principle of Dominance
8. segregation
9. gamete
10. probabiity
11. homozygous
12. heterozygous
13. phenotype
14. genotype
15. Punnett square
16. independent assortment
17. incomplete dominance
18. codominance
19. multiple allele
20. polygenic trait
21. homologous
22. diploid
23. haploid
24. meiosis
25. tetrad
26. crossing-over
27. zygote

Language Arts- Harrison Bergeron

Answer the following questions about the short story Harrison Bergeron:

1. How is the idea of equality different in 2081 than it is today?

2. What is implied about how much the Constitution has been changed by 2081?

3.  How intelligent are George and Hazel Bergeron?

4.  What technology does George have to wear and what is its purpose?

5.  What an we infer from the fact that Hazel has tears on her cheeks but she has forgotten for the moment what caused her to cry?

6. How are the ballerinas handicapped, and why are they handicapped in the ways they are?

7.  What is the purpose of each of George's handicaps?

8.  What does George think of the handicapping system established by the government?

9.  Describe Harrison's handicaps.  What has the Handicapper General's Office required him to wear, and why?

10.  What does Diana Moon Glampers do do upon arriving in the newsroom's television studio?

11.  What do you think of the approach this society has taken to achieving equality?

12.  Do you think society can be equal?  How should it be equal?

Language Arts- Enders Game Chapter 2 Questions

1.  Was Peter joking when he threatened Ender and Valentine?  What points in the novel prove your answer?

2.  Why does Peter change his behavior at the end of the chapter from his behavior at the beginning?

3.  How do you feel about each of the Wiggins siblings (Ender, Valentine, Peter)?  What did the author do to help create these feelings?  Give examples

Language Arts- Ender's Game Writing assignment

Orson Scott Card said the following about Ender’s Game and the question about how he wrote about children: 

Children are a perpetual, self-renewing, underclass, helpless to escape from the decisions of adults until they become adults themselves.” “I felt like a person all along –the same person that I am today." 

I never felt that my emotions and desires were somehow less real than an adult’s emotions or desires.”

Your assignment:  Write a personal response to the above statements, using these questions as guidelines: 1. What do you think of these statements?  Do you agree with them?  Why or why not?    2.  Do teens today feel the way the author felt?  Give examples.  The response should be one page typed and double spaced.