Which of these organisms are most likely to occupy similar niches in different ecosystem A. Oak tree and maple tree
B. Kangaroo rat and kangaroo
C. Earthworm and freshwater eel
D. Koala and black bear

This question is only for applicants to scholars for medicine or scholars for dental medicine: what aspects about medicine (or dental medicine) intrigue you? describe how these aspects influence your life. (100-650 words)

Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms

When an object is moving away from you while still making a sound, the pitch of the sound is perceived to a. lower b. unchanged c. fluctuating d.higher