Negatively charged subatomic particles that have almost no mass are called
A. polymers.
B. neutrons.
C. ions.
D. electrons.
E. protons.
Answer: D
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The male part of the flower is the ________.
A. carpel B. stamen C. sepal D. petal
Leks are places where male:
a. hanging flies offer female flies meals of dead insects b. fiddler crabs wave their oversized claws to attract female crabs c. bison lock horns and wrestle for dominance d. midwife toads care for strings of eggs e. sage grouse display to attract females
Darwin's theory of evolution is supported by many modern pieces of evidence. Check all that apply.A) new measurements of the age of the earthB) an understanding of the mechanism of heredityC) human population growthD) comparative studies of animal structuresE) similarities in DNA of related species
What will be an ideal response?
Even if you quit smoking, the damage to your lungs is already done and they will not return to normal.
Answer the following statement true (T) or false (F)