Homework 4

1. If two different taxa share common ancestry with each othermore recently than either one does with any other organisms, wecall them _______ ______. (ITS NOT —>(Paraphyletic taxa))

Homework 5

1. How does the mosquito transmit malaria from an ill person to ahealthy person?

a. Plasmodium is taken up from one person's blood andsquirted back out into the next person.

b. Plasmodium gametocytes are taken up from oneperson's blood and cross into the saliva duct to be reinjected intothe next person.

c. Plasmodium gametocytes are taken up from oneperson's blood, fuse to form a zygote that becomes a motileookinete that enters the saliva ducts.

d. Plasmodium gametocytes are taken up from oneperson's blood, fuse to form a zygote that becomes a motileookinete, that crosses the stomach wall, forms an oocyst thatundergoes sporogony and the sporozoites then migrate to the salivaducts to be injected into the human host.

e. Plasmodium gametocytes are sucked from one person'sblood, form an oocyst that undergoes sporogony and the sporozoitesmigrate across the stomach lining to the saliva ducts.

1. The kingdom Protozoa is made up of numerous types ofsingle-celled organisms. Because they are all unicellular theprotozoans are a monophyletic group.

True

False