Which of the following statements regarding the properties of water is FALSE?
A. Solid water (ice) is less dense than liquid water.
B. The oxygen atom in water has a high electronegativity.
C. Water is a polar molecule.
D. Water is a poor solvent.
Ans: D. Water is a poor solvent.
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Connective tissue includes adipose tissue, tendons, bone, cartilage, and blood. What do all these tissues have in common?
A. They are all hard tissues. B. They all physically bind other tissues together. C. They all provide structural support to the body. D. They all consist of few cells sparsely distributed in large amounts of extracellular material.
In general, communities that characterize a biome are
arrays of species that are adapted to a. specific temperatures. b. patterns of rainfall. c. soil type. d. each other. e. all of these.
The Earth's early atmosphere was probably strongly:a
oxidizing. b. electronegative. c. reducing. d. ionic. e. acidic.
In prokaryotes, the term prokaryotic fission specifically refers to
A) the addition of a new plasma membrane between what will become two daughter cells. B) the growth phase of the cell cycle. C) asexual reproduction. D) the attachment of replicated DNA to the plasma membrane.