Euglena , Lec6 Flashcards

1
Q

are tiny protist organisms that are classified in the Eukaryota Domain.

A

Euglena

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2
Q

some species of Euglena appear red in color because they contain a large amount of ….

A

carotenoids

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3
Q

Euglena can live in

A

both fresh and salt water aquatic environments.

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4
Q

flexible membrane that supports the plasma membrane

A

Pellicle

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5
Q

light sensitive region detects light and is located near the flagellum. It assists in movement toward or away from light.

A

Photoreceptor

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6
Q

area (typically red) contains pigmented granules that aid in the detection of light.

A

Eyespot

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7
Q

Euglena move by the whipping motion of a tail like structure.
This called?

A

Flagellum

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8
Q

structure that removes excess water from the cell

A

Contractile Vacuole

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9
Q

gel-like, aqueous substance within the cell

A

Cytoplasm

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10
Q

thin, semi-permeable membrane that surrounds the cytoplasm of a cell, enclosing its contents

A

Plasma membrane

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11
Q

flexible membrane that supports the plasma membrane

A

Pellicle

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12
Q

This starch-like carbohydrate is composed of glucose produced during photosynthesis. It serves as a food reserve when photosynthesis is not possible.

A

Paramylon

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13
Q

inward pocket near the anterior of the cell where flagella arise, and excess water is removed by the contractile vacuole

A

Reservoir

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14
Q

is a genus of unicellular, of the phylum Euglenophyta, characterized by its flat, leafshaped structure, and rigid cytoskeleton known as a pellicle.

A

Phacus

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15
Q

commonly found in freshwater habitats

A

Phacus

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16
Q

capable of feeding on certain kinds of alga and bacteria using a feeding apparatus located on their underside.

A

Phacus

17
Q

………. are known to be prey for a variety of marine and freshwater genera such as species of ……… and ……….

A

Phacus
Daphnia and Holopedium

18
Q

can serve as a healthier food choice to fight diabetes and obesity

A

Euglena

19
Q

is rich in nutrients, Euglena has 14 vitamins like Vitamins C & D, 9 minerals like Iron & Calcium. Use as a food supplement

A

Euglena