Plz which statement is true? (4 points) comets are most like planets. comets are unique in the solar system. comets are like the sun in their composition. comets do not have orbits.

Explain the significance of the increased cell specialization of the volvocine line

What would most likely happen if a person increased the amount of saturated fat in his or her diet? the person's risk of cardiovascular disease would increase. the person's risk of cardiovascular disease would decrease. the person's bad cholesterol would decrease. the person’s good cholesterol would increase.

Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d