Spiral, elliptical, irregular, and barred spiral are different shapes of
a. orbits
b. stars
c. solar systems
d. galaxies

According to these anatomical structures which two animals are probably most closely related

5. what might happen if you were to remove all light from the setup after the discs have all become buoyant? describe what you would see. explain why this would occur with relation to cellular processes like respiration. [referring to an ap biology lab in which spinach discs are placed in a sodium bicarbonate solution and exposed to light.]

Electrochemical cells provide energy by allowing electrons to flow through an external circuit to electrodes contained in an electrolyte