METODOLOGIA DEL APRENDIZAJE

1st Partial - Biology II

Name_____________________________________Group_________Grade________

Instructions:

Circle the correct answer from the available options.

1. Binary fission is believed to be the precursor form of what other cellular process?

a) Meiosis b) Mitosis c) Fragmentation d) Bipartition

2. During the process of binary fission, where do the daughter chromosomes (in respect to bacteria) attach to during the division?

a) Chromosome b) Nucleus c) Plasma membrane d) Does not attach

3. For the term “fragmentation” to be true, what has to happen to the fragmented part?

a) Keep fragmenting c) Develop into whole organisms

b) Shrink in size d) Turn into a different organisms

4. DNA is composed of:

a) Sugar and nitrogenous bases c) Steroids and nucleic acids

b) Cellulose and phospholipids d) Sugar and glycogen

5. DNA stands for:

a) Do Not Applaud c) Dextrose Nucleic Acid

b) Deoxyribose Nucleic Acid d) Ribose Nucleic Acid

6. What could alterations to the structure of the chromosome cause?

a) Mutations b) Death c) Disease d) None of the mentioned

e) Options a, b and c

7. Interphase accounts for approximately what percent of the cell cycle?

a) 85% b) 10% c) 95% d) 90%

8. In correct order of events, the five stages of mitosis are:

a) Prophase, Metaphase, Prometaphase, Anaphase and Telophase

b) Prometaphase Prophase, Metaphase Anaphase and Telophase

c) Telophase, Prophase, Prometaphase, Metaphase and Anaphase

d) Prophase, Prometaphase, Metaphase, Anaphase and Telophase

9. What two events occur during the mitotic phase?

a) DNA synthesis and division c) Cytokinesis and chromosome duplication

b) Mitosis and cytokinesis d) Mitosis and bipartition

10. If a somatic cell has a set of 46 chromosomes what would be the number of chromosomes in a meiotic cell?

a) 46 b) 92 c) 21 d) 23

11. In meiosis I, what protein prevents sister chromatids from separating until meiosis II?

a) Cohesins b) Enzymes c) Shugoshin d) Kinases

12. What is the cell cycle control system used for in a cell?

a) Regulate cell communication c) Control cell movement

b) Enhance cell productivity d) Coordinate key events in the cycle

13. If a dominant trait is present along with a recessive trait, how would they express in an organism?

a) First the dominant then the recessive c) Both at the same time

b) Only the dominant d) Only the recessive

Instructions

14. Define the following terms using your

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