Biology final exam questions need help: EMERGENCY 10 POINTS WILL BE AWARDED FOR ANSWERING ANY QUESTIONS?
Chapter 8
1. What results from mitosis?
2. What’s the difference between somatic cells and gametes?
3. What is the structure of a duplicated chromosome?
4. What is the division of the cytoplasm called?
5. In which phase of the cell cycle does DNA replication take place?
6. List in order the phases of mitosis.
7. Describe the mitotic spindle.
8. From where does the mitotic spindle originate?
9. During which phase of mitosis are sister chromatids separated?
10. During which phase is the most important cell cycle checkpoint?
11. What types of proteins are involved in cell cycle control?
12. What are some characteristics that normal cells exhibit but cancer cells do not?
13. What is the process by which normal cells become cancer cells?
14. How are DNA molecules packaged in a cell?
Chapter 9
1. What are the basic units of heredity
2. What is the location of a gene on a chromosome
3. Describe homologous chromosomes
4. How does the genotype of a human female differ from that of a human male?
5. What are non-sex chromosomes called?
6. What is the difference between a haploid and a diploid cell?
7. What is a fertilized egg called?
8. What process produces gametes?
9. Describe the steps of meosis. When do homologous chromosomes separate? When do sister chromatids separate? what is the final product of meosis?
10. Why is meosis called reduction division?
11. What is synapsis?
12. What is crossing over? When does it take place? what does it accomplish?
13. What are the three events unique to meosis, and when do they occur?
14. What three mechanisms contribute to genetic variation?
Chapter 10
1. Describe the P, F1, and F2 generations
2. What is the difference between a character and a trait?
3. What are alleles?
4. What is a dominant allele? what is a recessive allele?
5. What does homozygous mean? what does heterozygous mean?
6. What’s the difference between genotype and phenotype?
7. Do a punnett square.
8. What does a test-cross accomplish?
9. What’s the difference between a monohybrid cross and a dihybrid cross? what did Mendel demonstrate with the dihybrid cross? What’s the dihybrid cross ratio of phenotypes?
10. What is the difference between complete dominance, partial dominance, and codominance? what are examples of each?
11. What does pleiotropy mean?
12. What does epistasis mean? what is an example of this?
1. what results from mitosis?it gives two cells which have same no of chromosomes as parent cell.
. 2. the difference between somatic cells and gametes is that hthe first is diploid and 2nd is haploid.
3.the chromo somes having same genes and morphology same genes r called allels
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