Part 1 Flashcards

1
Q

Is cilia present in procaryotes?

A

no

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2
Q

Eucaryotes do not contain ________ in their cell wall.

Instead they contain complex carbohydrates.

Fungi have _______.

Algae have _______.

Plants have _______.

A

Eucaryotes do not contain peptidoglycan in their cell wall.

Instead they contain complex carbohydrates.

Fungi have chitin.

Algae have cellulose.

Plants have cellulose.

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3
Q

Eucaryotes and procaryotes have different ribosomes.

Eucaryotic Ribosome

____ ribosome, composed of ____ and _____ ribosomal units

Procaryotic Ribosome

____ ribosome, composed of ____ and ____ ribosomal units

A

Eucaryotes and procaryotes have different ribosomes.

Eucaryotic Ribosome

80s ribosome, composed of 60s and 40s ribosomal units

Procaryotic Ribosome

70s ribosome, composed of 50s and 30s ribosomal units

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4
Q

The internal network of protein fibers that provides structure, support, and strength to the cell is called the _______.

A

exoskeleton

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5
Q

Nucleus, endoplasmic reticulum, mitochondria, and chloroplasts are ______.

Lysosomes peroxisomes, vacuoles are _______.

A

Nucleus, endoplasmic reticulum, mitochondria, and chloroplasts are double-membrane.

Lysosomes peroxisomes, vacuoles are single-membrane.

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6
Q

The liquid part of the nucleus is called the ________.

A

nucleoplasm

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7
Q

The region of the nucleus where RNA is synthesized is called the _______.

A

nucleolus

(plural = nucleoli)

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8
Q

The ________ is continuous with the outer membrane of the nucleus.

A

endoplasmic reticulum

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9
Q

The _______ is a series of flattened hollow sacs that packages large molecules that are to be exported (secreted) from the cell.

A

golgi apparatus / golgi body

(molecules are exported via secretory vesicles)

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10
Q

Vesicles and Vacuoles

_______ are specialized vesicles of animal cells that carry digestive enzymes.

A

Lysosomes

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11
Q

Vesicles and Vacuoles

_______ are specialized vesicles that contain chemicals that neutralize substances which are toxic to the cell, e.g. free radicals and hydrogen peroxide.

A

Peroxisomes

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