The observation that all races of humans have the same FOXP2 allele is evidence that favored this allele.

A. independent assortment
B. natural selection
C. random chance
D. recombination
E. artificial selection


B. natural selection

Biology & Microbiology

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Which of the following characteristics is NOT

found in all animal groups?

a. multi-cellularity b. coelomate c. heterotrophy d. symmetry e. more than one of these

Biology & Microbiology

Paramecium aurelia has a higher rate of population growth and can tolerate a higher population density than P. caudatum. When both species were introduced into a tube containing a fixed amount of bacterial food, the populations of both species

A) thrived, even though they shared the same food supply. B) initially increased, after which P. aurelia thrived and P. caudatum died out. C) initially increased, after which P. caudatum thrived and P. aurelia died out. D) died out.

Biology & Microbiology

he specific order of amino acids in a protein is determined by the order of ____________ in a segment of DNA called a ________

What will be an ideal response?

Biology & Microbiology

As used in this book, what does the term "capacity" refer to?

a. “cognitive” or “intellectual” ability to think, perceive, analyze, create, and solve problems b. ability to think in a disciplinary way c. critical interdisciplinarity d. ability to develop technology in response to a problem

Biology & Microbiology