Examlex
The number of people killed by hurricanes in the United States increased in the latter part of the 20th century.
Sieve Elements
Specialized cells in the phloem of vascular plants that are involved in the transport of sugars and nutrients.
Sink Cells
Cells that act as a metabolic or storage sink, usually absorbing and storing nutrients transported from source cells in an organism.
Source Cells
Cells that provide or have the potential to provide necessary components or functions for repair or growth, often referring to stem cells.
Humus
Organic component of soil formed by the decomposition of leaves and other plant materials by soil microorganisms.
Q1: Small meteorite impacts create craters with central
Q3: The major factors in glacial periods lasting
Q6: What is process of asking questions after
Q11: The biggest shaking event is called "the
Q14: Strong winds tend to blow large fires
Q17: What would you use in Windows Vista
Q23: There are two main jet streams in
Q43: In glowing combustion the wood burns more
Q62: The _ version of Windows 7 is
Q70: Crater Lake,Oregon,fills the caldera of _ which