Biology, 26.07.2019 06:00, rudokingbro6657

Which of the following organs is responsible for removing nitrogenous waste by producing urea ? a. liver b. kidney c. small intestine d. urinary bladder

Answers: 2

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 18:30, smelcher3900

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Answers: 3

continue

Biology, 22.06.2019 05:00, emmalucilleblaha1995

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation

Answers: 1

continue

Biology, 22.06.2019 09:00, idk8348

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.

Answers: 2

continue

Biology, 23.06.2019 02:10, 2020kaylahernan

Nextend of semester testsubmit testreader toolsinto-samosquitoes in tropical regions can carry and transmit the malaria parasite to humans. the mosquitoes used to be killed in these regions by sprayingthem with the insecticide ddt. the mosquitoes that were earlier sensitive to ddt are now not killed by ddt and grow and multiply even in the presenceof ddt. how can you explain this phenomenon? oa. all of the mosquitoes must have undergone a mutation for ddt resistance and produced similar kind of resistant offspring, whichevolved into a ddt resistant population. b.some of the mosquitoes must have undergone a mutation for ddt resistance and produced similar kind of resistant offspring, whichwould have been selected by nature, oc. all of the mosquitoes must have slowly increased their tolerance level to ddt and ultimately would have become completely resistantto ddtresetnextnext

Answers: 2

continue

Do you know the correct answer?

Which of the following organs is responsible for removing nitrogenous waste by producing urea ? a....