chapter 26 vocab

Question 1

resistant, thick walled structure that encloses and protects a dormant organism.

Answer 1

cyst

Question 2

an asexually produced stage in the life cycle of plasmodium that infect other cells

Answer 2

merozite

Question 3

protein covering of a paramecium

Answer 3

pellicle

Question 4

cytoplasmic extension that functions in movement of amoeba

Answer 4

pseudopodia

Question 5

single celled eukaryotic protist that is able to move independently

Answer 5

protozoa

Question 6

the union of two protists to exchange genetic material

Answer 6

conjugation

Question 7

form of cell division that results in a number of identical individuals

Answer 7

multiple fission

Question 8

spores of plasmodium that enters the bloodstream after an Anopheles mosquito bite

Answer 8

sporozite

Question 9

region of pigment that is sensitive to light

Answer 9

eyespot

Question 10

the shell of radiolarians and foraminerans

Answer 10

test

Question 11

membrane bound chambers that contain digestive enzymes

Answer 11

food vacuole

Question 12

organelle that expels fluid from a paramecium

Answer 12

contractile vacuole

Question 13

a form of cytoplasmic streaming in the amoeba

Answer 13

ameboid movement

Question 14

sometimes fatal disease caused by an amoeba that enters the body in contaminated food or water

Answer 14

amebic dysentery

Question 15

specialized cells that develop into gametes; taken in by mosquito when it bites a person infected with malaria .

Answer 15

gametocytes

Question 16

microscopic animal organisms that drift in bodies of water and represent a basic level of feeding relationships

Answer 16

zooplankton

Question 17

funnel-like structure used by ciliates for feeding

Answer 17

oral groove

Question 18

the structure that forms food vaculoes that circulate throughout the cytoplasm of the paramecium

Answer 18

gullet

Question 19

among the oldest known sarcodines; tests made of silicon dioxide and live in shallow water

Answer 19

radiolarians

Question 20

outer layer of cytoplasm

Answer 20

ectoplasm

Question 21

inner layer of cytoplasm

Answer 21

endoplasm

Question 22

disease caused by a sporozoan that can casue serious harm to fetuses and newborns; sporozoan may be transmitted by cats

Answer 22

toxoplasmosis

Question 23

disease transmitted by “kissing bugs”; may cause fever and severe heart damage

Answer 23

Chaga’s disease

Question 24

small nuclear structure that participates in the exchange of genetic material between individuals during conjugation

Answer 24

micronucleus

Question 25

sleeping sickness; transmitted by tsetse fly

Answer 25

trypanosomiasis

Question 26

illness characterized by severe diarrhea and intestinal cramps caused by a protozoan parasite

Answer 26

giardiasis

Question 27

larger nucleus in the paramecium that contains multiple copies of DNA and responsible for metabolic and developmental functions

Answer 27

macronucleus

Question 28

very serious disease characterized by severe chills, fever, sweating, fatigue,and great thirst; transmitted by the female Anopheles mosquito

Answer 28

malaria

Question 29

an ancient group of shelled sarcodines found primarily in the oceans; tests are made of calcium carbonate

Answer 29

foraminifera