Bio 1011 Chapter 28

Question 1

Blade

Answer 1

Thin, flattened section of a plant leaf that collects sunlight

Question 2

Amoebozoan

Answer 2

A protist in a clade that includes many species with lobe-or tube-shaped pseudopodia

Question 3

Cercozoan

Answer 3

A amoeboid or flagellated protist that feeds with threadlike pseudopodia.

Question 4

Endosymbiosis

Answer 4

A relationship between two species in wich one organism lives inside the cell or cells of another organism.

Question 5

Diatom

Answer 5

Photosynthetic protist in the stramenopile clade, wall silicon dioxide embedded in an organic matrix.

Question 6

Stipe

Answer 6

A stemlike structure of a seaweed

Question 7

Amoeba

Answer 7

A protist characterized by the presence of pseudopodia

Question 8

Holdfast

Answer 8

A rootlike structure that anchors a seaweed.

Question 9

Rhizaria

Answer 9

many ar known as amoebas characterized by threadlike pseudopodia.

Question 10

Foram

Answer 10

organic material hardened with calcium carbonate.the pseudopodia that extend through the pores function in swimming.

Question 11

Alternation of generations

Answer 11

the alternation of two or more different forms in the life cycle of a plant or animal, diploid form sporophyte, and a multicelular haploid
form, the gametophyte.

Question 12

Green alga

Answer 12

important source of oxygen, provide food for aquatic organisms

Question 13

Mixotroph

Answer 13

Single-celled protists (eukaryotes) with the ability to get nutrition by phototrophy and heterotrophy

Question 14

Pseudopodium

Answer 14

temporary projection of cytoplasm, or a ‘‘false foot,” used by some protists for feeding or moving

Question 15

Brown algae

Answer 15

A multicellular, photosynthetic protist whit characteristic brown or olive, colo from carotenoids.

Question 16

Dinoflagellate

Answer 16

photosynthetic unicellular with two distinct flagella that rotate as they swim

Question 17

Opisthokont

Answer 17

A member of an extremely diverse clade of eukaryotes that includes fungi, animals, and several closely related groups of protists.

Question 18

Apicomplexan

Answer 18

A protist in a clade that includes many species that parasitize animals. Some cause human desiase

Question 19

Isomorphic

Answer 19

sporophytes and gametophytes look alike, although they differ in chromosome number.

Question 20

Diplomanad

Answer 20

A protist that has modified mitochondria, two equal[sized nuclei, and multiple flagella.

Question 21

Algae

Answer 21

primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves

Question 22

Unikonta

Answer 22

one flagella, similar gene sequence and similar myosin proteins

Question 23

Stramenopila

Answer 23

One of the major subgroups for which the “SAR”eukaryotic is named. includes diatoms and brown algae.

Question 24

Parabasalid

Answer 24

A protist, such as a trichomanad, with modified mitochondria.

Question 25

Ciliate

Answer 25

A type of protist that move by means of cilia.

Question 26

Golden alga

Answer 26

A biflagellated, photosynthetic protist named for its color, which results form its yellow and brown carotenoids

Question 27

Kinetoplastid

Answer 27

A protist, such as a trypanosome, that has a single large mitochondrion that house an organized mass of DNA.

Question 28

Heteromorphic

Answer 28

having a form different from the standard form

Question 29

SAR clade

Answer 29

One of four of eukaryotes proposed in a corrent hypothesis of the evolutionary history.
Stramenopila, Rhizaria, Alveolata

Question 30

Red alga

Answer 30

Multicellular and marine.

Question 31

Euglenid

Answer 31

A protist, such as euglena or its relatives, characterizes by an anterior pocket from which one or two flagella emerge.

Question 32

Secondary endosymbiosis

Answer 32

A process in eukaryotic evolution in which a heterotrophic eukaryotic cell engulfed a photosynthetic eukaryotic cell, which survived in a symbiotic relationship inside the heterotrophic cell.

Question 33

Archaeplastida

Answer 33

Include red and green algae and land plants,

Question 34

Euglenozoan

Answer 34

A member of a diverse clade of flagellated protists that includes predatory heterotrophs.

Question 35

Excavata

Answer 35

One of 5 eukaryotic supergroups. unique cytoskeletal features. Include protists with modified mitochondria and unique flagella.

Question 36

Alveolates

Answer 36

One of the three major subgroups for which the “SAR” eukaryotic supergroup is named.

Question 37

Radiolarian

Answer 37

A protist, usually, with a shell generally made of silica and pseudopodia that radiate from the central body.

Question 38

Protist

Answer 38

A eukaryotic organism that cannot be classified as an animal, plant, or fungus. Colonial or multicellular.