Which ion is most important for water reabsorption in the kidneys?

What is the role of the villi in the small intestine?

  Which one of the following conditions would most likely cause allele frequencies of a gene pool to change by chance (hint: by imperfect sampling or sampling error!!!)?  

  Period of evolutionary change in which groups of organisms form many new species whose adaptations allow them to fill different ecological roles in their communities.   

What is the triangular region at the base of the urinary bladder called?

During translation, ribosomes interpret the mRNA sequence and synthesize ____________of Amino acids.  

  Inherited characteristic of an organism that enhances its survival and reproduction in a specific environment.  

Which part of the urinary system stores urine?

What is the role of the villi in the small intestine?

  Most introductory biology students hate Hardy-Weinberg (= hypothetical non-evolving population) but I know y’all have grown to love it.  Why the heck do we teach it in the first place!  The value of the Hardy-Weinberg equation (hint: and this null expectation, and hence, extremely boring model!) is that it allows scientists to perform which of the following assessments?