Ung Lab Practical 1

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Back 1

Mixed Diatoms

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Back 2

Certatium

Front 3

Back 3

Spirogyra Scalariform Conjugation

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Back 4

Volvox

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Back 5

Amoeba proteus

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Back 6

Plasmodium malariae

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Back 7

Trypanosoma gambiense

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Back 8

Plasmodium falciparum

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Back 9

Live Amoeba

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Back 10

Red Algae

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Back 11

Mnium Antherdial Head

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Back 12

Moss Archegonial Head

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Back 13

Dennstaedtia: rhizome

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Back 14

Fern Sori

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Back 15

Fern Young Sporophyte

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Back 16

Pine Staminate Cone

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Back 17

Pine Mature Pollen

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Back 18

Pine Young Ovulate Cone

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Back 19

Mircosporophylls

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Back 20

Pinus archegone

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Back 21

Pinus female strobilus; megaspore mother cell

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Back 22

Fern fronds

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Back 23

sporophytes

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Back 24

Pinus strobus L. (White Pine)

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Back 25

Lilium Bud

Anthers; sporogenous tissue

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Back 26

Lily Anther

Mature Pollen

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Back 27

Shepherd's Purse

Mature Embryo Capsella

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Back 28

Lily Ovulary

Second-four-nucleate stage

Front 29

What major characteristic distinguishes bacteria from protists?

Back 29

Bacteria: prokaryotes

Protists: eukaryotes

Front 30

Describe the mechanism by which an Amoeba moves from place to place.

Back 30

Pseudopodia: extension of cytoplasm

Front 31

What is phagocytosis? What function does it serve?

Back 31

How amoebas feed, engulfing food

Front 32

Based on your knowledge of the life history of Plasmodium vivax, suggest two methods for controlling malaria.

Back 32

1. Producing more sterile mosquitos

2. Using mosquito nets

Front 33

What substance makes up a significant portion of the cell wall?

Back 33

Silica

Front 34

What pigment gives red algae its coloration?

Back 34

Phycobilins

Front 35

What commercial products are derived from red algae?

Back 35

Ice Cream

Front 36

What is the cell wall component of kelp has commercial value?

Back 36

Algin

Front 37

Name three uses for the cell wall component in kelp.

Back 37

1. makes ice cream smooth

2. makes cosmetics soft

3. makes paint uniform in consistency

Front 38

How is an algal holdfast similar to a root?

How is it different?

Back 38

Fastens the algae to a hard surface

Do not absorb moisture

Front 39

Describe the multicellular organism in the charophytes.

Is the zygote haploid or diploid?

Is the zygote unicellular or multicellular?

Back 39

sporophyte (diploid)

diploid

unicellular

Front 40

Make a statement regarding why phycobilin pigments are present in deep-growing red algae

Back 40

Allow them to penetrate deep water

Front 41

Green algae are believed to be the ancestors of the bryophytes. Cite four distinct lines of evidence to support this belief.

Back 41

1. Homologous chloroplasts

2. Homologous cell walls

3. Homologous sperm

4. Molecular systematics

Front 42

Describe in your own words the difference between a sporophyte and a gametophyte.

Back 42

Sporo: diploid, confined to zygote

Gameto: haploid

Front 43

In what structure does meiosis occur in the bryophytes?

Back 43

Sporophyte/sporangia

Front 44

List two features that distinguish the seedless vascular plants from the bryophytes.

Back 44

Dominant gametophyte life cycle

Lack vascular tissues