Males are often more colorful, larger, and aggressive than females. What is the term for these types of differences between the sexes?
a. male traits
b. sexual traits
c. sexual dimorphism
d. male dominance
e. hormonal variance
c
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If a hypothetical human female of genotype XX had no Barr body in any of her cells
a. she would be phenotypically male b. she would be considered triploid c. the genes on both X chromosomes would be expressed d. she would have Turner syndrome e. she would have a Y chromosome
Will our modern forests eventually become coal? What will be an ideal response?
The principal difference between a saprophytic and
parasitic mode of nutrition is a. the quality of the nutrients. b. the species of fungus that possess it. c. determined by the quantity of available nutrients. d. determined by the source of the nutrients. e. whether the digestion is intracellular or extracellular.
Members of the Ecdysozoa are characterized by having a cuticle
____________________ Indicate whether the statement is true or false.