Which of the major tissue types has shortening of cells (i.e., contraction) as its major function?
A. nervous
B. muscular
C. epithelial
D. connective
E. All of the choices are correct
B. muscular
You might also like to view...
Select the only technique that is associated with functional genomics rather than traditional genomics.
A. Dideoxy sequencing. B. Physical mapping. C. DNA microarray. D. Assembling a contig.
In an isolated population of fruit flies, 4 percent of the individuals have "pink eyes", a homozygous
recessive condition, and 96 percent have the dominant black eye phenotype. What percentage of the population are heterozygotes?
a. 32 percent b. 16 percent c. 48 percent d. 88 percent e. 4 percent
All of Earth that is inhabited by life is called the
A) atmosphere. B) ecosystem. C) biosphere. D) biome.
Two of Darwin's finches display a character displacement when they occur as sympatric species. Which of the statements correctly interprets the graph? 
A. Both species have the same size beak on Santa Maria Island. B. The two species have different beak sizes when they occur on the same island. C. Both species have the same size beaks on Los Hermanos Island. D. Both species have the same size beaks on Daphne Major. E. The two species feed on different food resources; one feeds on seeds while the other feeds on insects.