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Vocab Module 15

Module 15 Vocab Exploring Creation with Biology

QuestionAnswer
Physiology Study of life processes in an organism
Nastic movement 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
Pore spaces Spaces in the soil that determine how much water and air the soil can hold
Loam Mixture of gravel, sand, silt, clay, and organic matter
Cohesion Phenomenon that occurs when individual molecules are so strongly attracted to each other that they tend to stay together, even when exposed to tension
Translocation Process by which organic substances move through the phloem of a plant
Hormones Chemicals that circulate throughout multicellular organisms, regulating cellular processes by interacting with specifically targeted cells
Phototropism Growth response to light
Gravitropism Growth response to gravity
Thigmotropism Growth response to touch
Perfect flowers Flowers with stamens and carpels
Imperfect flowers Flowers with stamens or carpels, but not both
Pollination Transfer of pollen grains from the anther to the carpel in flowering plants
Double fertilization Fertilization process that requires two sperm to fuse with two other cells
Seed Ovule with a protective coating, encasing a mature plant embryo and a nutrient source
Fruit Mature ovary that contains a seed or seeds
Created by: michelemegna