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26.11: K

Difficulty Level: At Grade Created by: CK-12
kelp
multicellular seaweed that may grow as large as a tree and occurs in forests found throughout the ocean in temperate and arctic climates
keratin
tough, fibrous protein in skin, nails, and hair
keystone species
species that plays an especially important role in its community so that major changes in its numbers affect the populations of many other species in the community
kidney
main organ of the excretory system that filters blood and forms urine
kidney failure
loss of the ability of nephrons of the kidney to function fully
kingdom
largest and most inclusive taxon in the original Linnaean classification system
Krebs cycle
second stage of aerobic respiration in which two pyruvate (pyruvic acid) molecules from the first stage react to form ATP, NADH, and FADH2
K-selected
species in which population growth is controlled by density-dependent factors and population size is generally at or near carrying capacity

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Date Created:

Feb 23, 2012

Last Modified:

Jan 30, 2016
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CK.SCI.ENG.SE.1.Biology.26.11

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