________ are archaea that live in hot, acidic springs.
A. Methanogens
B. Thermotrophs
C. Acidotrophs
D. Thermoacidophiles
Answer: D
You might also like to view...
Which one of the following is not important to the concept of homology?
A. Homologous features must be found in a common ancestor. B. It can include anatomical, physiological, or molecular features. C. Features must share a common developmental pattern. D. Species with homologous features must be related. E. None of the features being compared can be vestigial.
Many birds, such as seagulls which rarely drink fresh water, deal with the osmotic stress of taking in
large quantities of salt in their food mainly by
a. active transport of ions into the body through their feet. b. excreting nitrogenous wastes through their kidneys as urea. c. active transport of ions out of the body by chloride cells. d. excreting excess salt through the actions of specialized salt glands in their heads. e. maintaining high levels of urea and trimethylamine oxide in body fluids.
A cell that is Hfr and a cell that is F+ can be the same cell.
Answer the following statement true (T) or false (F)
Sea stars eat:a
large fish. b. mostly algae. c. sea weed. d. mostly crustaceans and mollusks. e. debris on the bottom.