Examlex
What is the explanation for the mass extinction episode that brought about the demise of the dinosaurs?
Water
A transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living organisms.
Millions
A numerical unit representing one thousand thousands, or 1,000,000.
Cytoplasm
The jelly-like substance inside cells that contains organelles and is enclosed by the cell membrane.
Protein Synthesis
The biological process by which cells build proteins based on the genetic instructions encoded in DNA.
Q2: The enzyme that joins the ends of
Q8: Special bone cells,called _,are responsible for laying
Q9: There are _ major phyla in the
Q14: Food moves through the digestive system with
Q14: Approximately how long does it take for
Q26: Where does gas exchange occur in terrestrial
Q32: Choose the highest,most inclusive category.<br>A)Order<br>B)Family<br>C)Genus<br>D)Phylum
Q34: Describe the nature and function of connective
Q35: Mendel's law that states only one allele
Q39: The two major phagocytic cells of the