It has no shape but a fixed volume. Stuff like that
Answer:
cardiorespiratory endurance?In summary, to improve cardiovascular fitness, a regular aerobic exercise program, repeated 3–5 times per week for 20–60 minutes and at an intensity of 142–186 BPM
Explanation:
Because the coel is not fully formed rather it looks like small packets of coel ! and it also does not conduct any liquid or blood ! so this is personal coel !
D. an inherited variation
Answer:
c: Underwater earthquakes