Multiple choice A trait common in Leech and Mosquito is Anticoagulants Abundant asexual reproduction Cellular level of organisation Absence of sexual phase Reveal answer Fill a bubble to check yourself A Correct answer Explanation Anticoagulants (antithrombics) are a class of drugs that work to prevent the coagulation (clotting) of blood. Such substances occur naturally in leeches and blood-sucking insects.