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Biology > Cell specialization and Level of organization > Flashcards

Cell specialization and Level of organization Flashcards

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1
Q

What is the level of organization?

A

cells- tissue-organs-organ system-organisms

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2
Q

What are 2 organ systems in plants?

A

Transpiration system and Translocation system

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3
Q

What is transpiration?

A

The loss of water from plants

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4
Q

What is translocation?

A

The movement of sugar in the plant.

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5
Q

What is Xylem

A

Transport water and minerals inside the plant.

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6
Q

What is Phloem?

A

Transport sugar and amino acids inside the plant.

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7
Q

What is cell specialization?

A

When cells become specifically adapted to carry out one particular function.

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8
Q

Give examples of 3 specialized animal cell

A

egg cell, sperm cell, red blood cell

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9
Q

Give 3 examples of 3 specialized plant cell

A

Root hair cell
Palisade cell
Guard cell

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10
Q

Characteristics of the red blood cell

A

Contains no nucleus
Oxygen binds to a red pigment called haemoglobin

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11
Q

What is the function of the red blood cell?

A

To transport oxygen around the body

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12
Q

What is the function of the white blood cell?

A

The protect the body against diseases/infections

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13
Q

What is the function of the nerve cell?

A

Transfer information around the body in the form of an electric impulse.

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14
Q

What is the function of the egg cell?

A

To join with the sperm cell during fertilization to form an embryo with will eventually grow into a new organism.

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15
Q

What is the function of the sperm cell?

A

Contains genetic information needed to fertilize the egg cell in order to produce an offspring.

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16
Q

What is the function of the muscle cell?

A

To bring bout movement by relaxation and contraction. They can change shape to allow different movements. Has mitochondria to provide energy.

17
Q

What are the types of muscle cell?

A

cardiac muscle cell
smooth muscle cell
skeletal muscle cell

18
Q

What is the function of the root hair cell?

A

To facilitate the absorption of water and minerals

19
Q

What is the function of the palisade cell?

A

To carry out photosynthesis. Has a large area for chloroplasts to absorb sunlight.

20
Q

What is the function of the guard cell?

A

Controls the opening and closing of the stomata. They are able to change shape when they absorb water (turgid) or lose water (Flaccid)

Biology (15 decks)

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