Glossary Words Flashcards
(16 cards)
Anaerobic
Very little or no oxygen
Burn scar
Land that was previously burned and damaged by a forest fire
Permafrost
Mix of ice, soil, peat, and rock on the surface of earth (must be frozen for 2-1000 yrs in a row)
Fire Suppression
A policy to put out small fires immediately, intentional fires are outlawed. Prescribed burns are issued to burn underbrush or dead grass in order to decrease chance of large fires
Spindle
Fibers that grow from each pole and attach to chromosomes during mitosis , pull apart identical chromosomes in anaphase
Chromosome
A dense rod of a lot of DNA ( well organized, carries genes) copies before division
Cell membrane
Outer layer of animal cells
Mitosis
Cell division that creates 2 identical copies (1–> 2 cells)
Meiosis
Cell division that creates 4 unique cells (sperm and egg)
Apoptosis
Programmed cell death (mutated cell killing itself)
Metastasis
Spread throughout multiple tissues
Benign tumor
Non cancerous low risk tumor
Malignant tumor
Tumor that has affected healthy cells
Regulatory genes
Control cell division
Chemotherapy
Targets and kills quickly dividing cells
Cell cycle
The process of growth and division that cells undergo when creating new cells