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Praxis II Elementary Education: Content Knowledge (5018) Exam - Life Science
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Praxis II Elementary Education: Content Knowledge (5018) Exam - Life Science
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13 Questions

1. A dihybrid cross is made between the dominant genes for Brown eyes (B) and Blonde hair (S), and the recessive genes for blue eyes (b) and red hair (s). What fraction of offspring would have the genotype BbSs in the F2 generation?
2. The main function of ________ is to reduce the number of chromosomes to half the number of parent cells?
3. Which of the following plant organelles contain(s) pigment that give leaves their color?
4. Most organic molecules have all of the following properties except
5. Which of the following describes the difference between an anabolism reaction and a catabolism reaction?
6. When an animal takes in more energy that it uses over an extended time, the extra chemical energy is stored as:
7. This organelle contains digestive enzymes that break down food and unneeded substances. They are also thought to be linked to the aging process. What part of a cell does this describe?
8. The following is the anticodon sequence formed during translation. What is the original codon sequence? A C G U A C G C U
9. Which of the following molecules is thought to have acted as the first enzyme in early life on earth?
10. Where is the type of RNA that carries and positions amino acids for further assembly located in the cell?
11. Plant A undergoes C4 photosynthesis. What type of environment would the plant most likely live in?
12. What type of mutation is represented by the following sequence?
1 5 4 3 2 6
13. A length of DNA coding for a particular protein is called a(n)

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