The tendency of an atom to pull electrons toward itself is referred to as its _____.

a. electronegativity
b. ionic potential
c. tonicity
d. covalency
e. polarity


Answer: a. electronegativity

Biology & Microbiology

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Which biome has a layered structure that will

contain many vines and epiphytes?

a. chaparral b. tundra c. estuary d. taiga e. tropical rainforest

Biology & Microbiology

? Figure 33.21C The letter "C" in the above figure represents the ____.

A. cortex B. cornea C. fovea D. blood vessels E. optic nerve

Biology & Microbiology

Select the statements that provide direct biogeographical evidence for evolutionary theory.  Check all that apply.A) Unrelated organisms from similar habitats exhibit similar characters.B) Terrestrial mammals are not found naturally on any island greater than 300 miles from a mainland.C) Organisms on islands are most similar to organisms on the nearby mainland, even when habitats on the mainland and island are quite different.D) Invasive rats have colonized more than 80% of the world's islands.

What will be an ideal response?

Biology & Microbiology

Mutations may be detrimental, beneficial, or neutral to the cell or organism in which they occur

Indicate whether the statement is true or false

Biology & Microbiology