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science vocab
Question | Answer |
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A molecule that is present in all living cells and that contains the information of all living cells and that determines the traits that a living thing inherits and needs to live. | DNA |
One of the structures in the nucleus, that are made up of DNA or the main ring of DNA. | Chromosomes |
The life cycle of the cell. | Cell cycle |
The period of a cell cycle during which activities such as cell growth and protein synthesis occur without visual signs of cell division. | Interphase |
A process in cell division during which the number of chromosomes decreases to half the original number by 2 divisions of nucleus which results in the production of sex cells | Mitosis |
The division of the cell cytoplasm | Cytokinesis |
Chromosomes that have the same sequence of genes and the same structure . | Homologous chromosomes |
A process in cell division during which the number of chromosomes decreases to half the original by 2 divisions of the nucleus which results in sex cells. | Meiosis |
A reproduction that does not have a union of sex cells in which one parent produces off spring that are genetically the same to the parent. | Asexual reproduction |
Reproduction in which the sex cells from 2 parents unite to produce offspring that share traits from both parents. | Sexual reproduction |
the union of male and female gamete to form zygote. | Fertilization |