Life Science CD

A Viral Infection

Visual 11-1

protein coat

nucleic acid

cell

cell’s DNA

Virus attaches to the cell.

Virus DNA enters the cell.

Virus DNA uses cell machinery to make viral protein and viral DNA.

Virus particles form inside the cell.

The cell ruptures, releasing virus particles.

© 2007 BJU Press. Unauthorized reproduction prohibited.

Visual 11-2

coccusstreptococci

bacillus

staphylococci

spirillum

streptobacilli

Anabaena

Life Science CD

Bacterial Shapes and Colonies

© 2007 BJU Press. Unauthorized reproduction prohibited.

Life Science CD

Common Freshwater Protozoans

Visual 11-3

Vorticella Condylostoma Paramecium Euglena Stentor

Codosiga Zoothamnium Spathidium Stylobryon

Astramoeba Coleps Phacus Amoeba Actinophrys

Didinium

© 2007 BJU Press. Unauthorized reproduction prohibited.

Life Science CD

Common Freshwater Algae

Visual 11-4

Ceratium Chlamydomonas Cladaphora Asterionella Dinobryon

Pandorina Peridinium Scenedesmus Pediastrum Fragilaria

Volvox Zygnema

Anabaena

Oscillatoria

© 2007 BJU Press. Unauthorized reproduction prohibited.

Life Science CD

Protozoans

Visual 11-5a

food vacuoleDigestive enzymes enter food vacuole. Digested food

enters cytoplasm.

Food enters vacuole.

anal pore wastes

oral groove

chloroplasts

nucleus

flagellum

pseudopodia

food

nucleus

food vacuole

paramecium

euglena

amoeba

© 2007 BJU Press. Unauthorized reproduction prohibited.

Life Science CD

Protozoans

Visual 11-5b© 2007 BJU Press. Unauthorized reproduction prohibited.

Conjugation in Spirogyra

Visual 11-6aLife Science CD

nucleus

spiral chloroplast zygotezygospore

conjugation tube

© 2007 BJU Press. Unauthorized reproduction prohibited.

Conjugation in Spirogyra

Visual 11-6bLife Science CD© 2007 BJU Press. Unauthorized reproduction prohibited.

Black Bread Mold

Visual 11-7aLife Science CD

sporangia

stolon

rhizoids

spores

bread

© 2007 BJU Press. Unauthorized reproduction prohibited.

Black Bread Mold

Visual 11-7bLife Science CD© 2007 BJU Press. Unauthorized reproduction prohibited.

Parts of a Mushroom

Visual 11-8aLife Science CD

cap

stalk

gills

hyphae

gill

spores

Hyphae release enzymes.

Digestion occurs outside the mushroom’s cells.

Digested food is absorbed into the mushroom’s cells.

© 2007 BJU Press. Unauthorized reproduction prohibited.

Parts of a Mushroom

Visual 11-8bLife Science CD© 2007 BJU Press. Unauthorized reproduction prohibited.

Life Science CD

Little-Seen Kingdoms

Archaebacteria Eubacteria Protista Fungi

prokaryotic prokaryotic eukaryotic

thermoacidophilesstreptococcus,

blue-green algaemushrooms,

molds

eukaryotic;unicellular,colonial, or

multicellularwith no tissues

animal-like plantlike

paramecia,amoebas

algae, euglena,Spirogyra

Visual 11-9a© 2007 BJU Press. Unauthorized reproduction prohibited.

Life Science CD

Little-Seen Kingdoms

Fungi

prokaryotic

thermoacidophilesstreptococcus,

blue-green algae

eukaryotic;unicellular,colonial, or

multicellularwith no tissues

animal-like

paramecia,amoebas

algae, euglena,Spirogyra

Visual 11-9b

,

© 2007 BJU Press. Unauthorized reproduction prohibited.