30 Questions
During which stage of mitosis do sister chromatids align along the metaphase plate?
Metaphase
What is the primary function of mitosis in multicellular organisms?
Growth and development of zygote after fertilization
What is the result of mitosis in terms of chromosome number?
Conservation of chromosome number
What is the term for the process of nuclear division in prokaryotic organisms?
Binary fission
What is the stage of mitosis where the DNA condenses into chromosomes?
Prophase
What is the result of cytokinesis in mitosis?
Generation of two daughter cells
What is the purpose of mitosis and cytokinesis in eukaryotic cells?
To maintain the diploid chromosome number in somatic cells
What is the significance of cytokinesis in mitotic cell division?
It ensures the separation of cytoplasm
What is the outcome of mitotic cell division in eukaryotic cells?
Genetically identical daughter cells
What is the biological function of mitosis in growth and tissue repair?
To replace damaged or dead cells
What is the significance of the diploid chromosome number in somatic cells?
It maintains genetic stability
What is the difference between mitosis in eukaryotic cells and binary fission in prokaryotic cells?
Mitosis occurs in eukaryotes, while binary fission occurs in prokaryotes
What is the term for a pair of homologous chromosomes where one is maternal and one is paternal?
Nonsister chromatids
What is the name of the cell that is generated from multiple nuclear divisions without cytokinesis?
Coenocyte
During which stage of meiosis do homologous chromosomes separate into 2 daughter cells?
Anaphase I
During which phase of the cell cycle is the cellular genome replicated?
S phase
What is the result of mitotic nuclear divisions in an early Drosophila embryo?
Multinucleated cells
What is the result of the replication of the genome during meiosis?
A tetrad
What is the primary difference between meiosis I and meiosis II?
The type of chromosomes separated
What is the term for the process of DNA replication without errors?
Error-free replication
What is the term for the process by which the chromosome number is reduced during meiosis?
Meiosis
What is the stage of the cell cycle where the genome is not replicated?
G0 phase
During which stage of meiosis do sister chromatids separate?
Anaphase II
What is the term for the duplicated chromosomes that condense before mitotic nuclear division?
Sister chromatids
What is the primary function of meiosis in sexually reproducing organisms?
To increase genetic variation among offspring
During which stage of meiosis do haploid gametes form?
Telophase II
What is the key difference between the three types of sexual life cycles?
The timing of meiosis and fertilization
In which stage of the biological life cycle does the organism transition from haploid to diploid?
Fertilization
What is the primary role of mitosis in the biological life cycle?
To generate somatic cells through cell division
What is the outcome of meiosis in terms of the number of chromosomes?
The number of chromosomes is halved
Test your knowledge of mitosis, a process of non-sexual nuclear division in eukaryotes, including its stages and functions in growth and development. Learn about the cell cycle and how DNA condenses into chromosomes during mitosis.
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