Well, both have no skeletal or exoskeletal system and steal nutrients from their hosts. A leech though, usually steals nutrients from latching onto a host and stealing nutrients and such through blood. A tapeworm is accidentally ingested and lives in the stomach of its host, stealing the nutrients from the food the host eats. Hope this helps!
Recessive traits are masked by dominant traits and are therefore rarely observed.
It is known that all living things are either the eukarya, bacteria, or the archaea. These three broadest categories in the classification of life are called domains. These also known by the "Three Domain System." The correct answer is A.
The producers would grow more food to be eaten but the secondary/tertiary etc consumers would have nothing to eat and so numbers would drop on that side