Which of the following organs is responsible for removing nitrogenous waste by producing urea urinary bladder small intestine kidney liver

The influenza virus cause the flu, but not other diseases. why?

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing