click below
click below
Normal Size Small Size show me how
Unit 3 Quiz 1
Question | Answer |
---|---|
DNA (Deoxyribonucleic Acid | a molecule that contains the information that determines the traits that a living thing inherits and needs to live. |
Chromosomes | made up of DNA and protein. In an early stage of cell division chromatin is compacted into these visible structures. |
Cell Cycle | life cycle of eukaryotic cell that includes interphase, mitosis, and cytokinesis. Results in two identical daughter cells. |
Interphase | the part of the cell cycle during which the cell is not dividing. Cell grows about twice the size and DNA duplicates. |
Mitosis | the part of the cell cycle during which the nucleus divides. Results in two identical nuclei. |
Cytokinesis | the division of the parent cell’s cytoplasm. Begins during the last step of mitosis. |
Homologous Chromosomes | in body cells, most chromosomes are found in these pairs that have the same structure and size that carry the same genes. |
Meiosis | the type of cell division that produces haploid sex cells such as eggs and sperm cells. |
Asexual Reproduction | when one organism produces one or more new organisms that are identical to itself. |
Sexual Reproduction | when two parents each contribute a sex cell to the new organism. Half the genes in the offspring come from each parent. Most multicellular organisms. |