Which of the following are functions of the urinary system? 1. vitamin d synthesis 2. excretion 3. regulation of red blood cell synthesis 4. regulation of the concentration of solutes in the blood 5. regulation of blood volume and pressure 6. chemical digestion

How do antiviral drugs work? in your own words.

Explain how organisms could be harmed by high levels of salt from roadways?

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of