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Mitosis cell division produces ______ cells. a. boy b. girl c. sister d. daughter |
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Interphase consists of 3 stages. What are they? |
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What is the division of the nucleus called? |
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4. What is the division of the cytoplasm called? |
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What happens in the G1 phase? |
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What happens in the S phase of interphase? |
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What happens in the G2 phase of interphase? |
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Definition
prepares for mitosis finishes up growing process |
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What phase accounts for 90% of the cells development in the cell cycle? |
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In what phase of mitosis do the chromosomes line up in middle? |
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In what phase of mitosis do the chromatids get pulled apart by the centrioles? |
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When does cytokinesis begin? |
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Are gametes haploid or diploid in number? |
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When does crossing over occur? |
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How many phases are there in mitosis? Name them |
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Definition
4 Prophase, Metaphase, Anaphase, Telophase |
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When are sex cells formed- mitosis or meiosis? |
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Mitosis occurs in the _____ of a cell. |
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What kind of cell is produced in mitosis? diploid or haploid |
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What kind of cell is produced in meiosis? diploid or haploid |
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Who determines the sex of a child? Why? |
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Definition
Dad - He can give an X or Y |
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The Cell cycle allows for a cell to ... |
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Definition
grow, repair itself, reproduce |
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In mitosis, what happens in prophase? |
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Definition
chromatin condenses thickens and forms chromosomes centromeres attach to spindle fiber |
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What are the two parts of the cell cycle? |
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Definition
Interphase and cell division |
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What are the two stages of cell division? |
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Definition
It contains the genetic material of the organism |
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What is the difference between a centromere and a chromatid? |
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Definition
Centromere - holds chromatids together Chromatids - contains the genetic information, 2 make up a chromosome |
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Nuclear division is also called _____ |
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Where are haploid cells prduced in the body of males and females? |
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males - testicles females - ovaries |
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How many chromosomes do humans have in their body cells? |
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What happens when you add a haploid and a haploid cell together? |
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Are your skin cells are diploid or haploid? |
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diploid Only haploid cells are sex cells |
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Term
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Definition
Exchange of genetic information between chromosomes |
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When does crossing over occur? |
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Definition
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T or F The centromere can be located at different points on the chromosome. |
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Definition
True - The centromere can be located at different points on the chromosome |
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What makes haploid cells? mitosis or meiosis |
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How many stages are there is meiosis? |
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How many stages are in mitosis? |
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T or F Crossing over occurs in mitosis. |
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T or F In human males, all four haploid sperm cells are capable of fertilizing an egg |
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T or F All four eggs produced in meiosis are capable of fertilization. |
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Definition
False - only one of the four form an egg cell |
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T or F Interphase occurs BEFORE mitosis and meiosis begin |
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mitosis or meiosis - Which one produces 2 cells? |
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Meiosis or mitosis - which one produces 4 different daughter cells |
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T or F In mitosis, the nucleus divides only once. |
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T or F In meiosis, the nucleus divides twice |
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T or F More cells in your body are made by mitosis than meiosis. |
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