When the population is large and dense.
Hope this helps:)
<span>Atherosclerotic
peripheral vascular disease is symptomatic with at least 50% occlusion. The primary peripheral symptom, due to ischemia, is calf pain.
</span>This disease is a form of arterial insufficiency, which means that blood circulation through the arteries is decreased.<span>Other symptoms include painful cramping in the hip, thigh or calf muscles after certain activities, such as walking or climbing stairs (claudication)<span> and leg numbness or weakness.</span></span>
Answer:
A.
Explanation:
Sperm migrate from the seminiferous tubules to the epididymis.
Cells come from pre existing cells
Answer:
B. a right circular cylinder
