Which of the following is a healthy pH for your blood?
A. 7
B. 14
C. 11
D. 3

Explain the significance of thesaurus geographicus

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

The diagram shows a chicken embryo and a human embryo