click below
click below
Normal Size Small Size show me how
TLCbiology
Exploring Creation With Biology /mod. 15
| Definition | Term |
|---|---|
| - The study of life processes in an organism. | Physiology |
| - A plant's response to a stimulus such that the direction of the response is preprogrammed and not dependent on the direction of the stimulus. | Nastic movement |
| - Spaces in the soil that determine how much water and air the soil can hold. | Pore spaces |
| - A mixture of gravel, sand, silt, clay, and organic matter. | Loam |
| - The phenomenon that occurs when individual molecules are so strongly attracted to each other that they tend to stay together, even when exposed to tension. | Cohesion |
| - The process by which organic substances move through the phloem of a plant. | Translocation |
| - Chemicals that circulate throughout multicellular organisms, regulating cellular processes by interacting with specific targeted cells. | Hormones |
| - A growth response to light. | Phototropism |
| - A growth response to gravity. | Gravotropism |
| - A growth response to touch. | Thigmotropism |
| - Flowers with both stamens and carpels. | Perfect flowers |
| - Flowers with either stamens or carpels, but not both. | Imperfect flowers |
| - The transfer of pollen grains from the anther to the carpel in flowering plants. | Pollination |
| - A fertilization process that requires two sperm to fuse with two other cells. | Double fertilization |
| - An ovule with a protective coating, encasing a mature plant embryo and a nutrient source | Seed |
| - A mature ovary which contains a seed or seeds. | Fruit |