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Biology > Multicellular Organisms > Flashcards

Multicellular Organisms Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

What does the cerebrum do?

A

Controls continuous thoughts, memory and personality

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2
Q

Cerebellum

A

Controls muscle co-ordination and balance

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3
Q

What does the medulla do?

A

Controls sleep, heat and breathing rate

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4
Q

Name the three types of neurons

A

Motor
Sensory
Inter

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5
Q

What’s effects transpiration

A

Wind speed
Humidity
Temperature
Surface area

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6
Q

What are chromosomes made up of?

A

Two chromatids

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7
Q

What is an equator in a cell?

A

The middle where the chromosomes line up before dividing

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8
Q

What do spindle fibres do in a cell

A

Attach to chromosomes and pull them to each side of poles

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9
Q

What does mitosis do?

A

Provides new cells for growth and repair of damaged cells

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10
Q

Does mitosis end with diploid or haploid number of chromosomes

A

Diploid

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11
Q

What makes stem cells special?

A

They are unspecialised cells which can divide to self renew

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12
Q

What are stem cells for?

A

Growth and repair of other cells

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13
Q

What can stem cells specialise into?

A

Variety of cells
Tissues
Organs

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14
Q

Name the hierarchy of the body system

A

Cells, Tissues, Organs, Systems

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15
Q

What does the nervous system consist of?

A

Central nervous system (CNS) and other nerves

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16
Q

What is the CNS, central nervous system made of?

A

The brain and spinal cord

17
Q

What does the sensory neurone do?

A

Send impulse of possible harmful stimuli

18
Q

What does inter neurone Do?

A

Receives impulse from sensory within spinal cord

19
Q

What does motor neurone do?

A

Impulse passes into here connected to effector and reacts to stimuli

20
Q

What is a synapses?

A

Where two neurones meet and pass messages through

21
Q

What does endocrine release into blood?

A

Hormones

22
Q

What are hormones?

A

Chemical messengers

23
Q

Complementary receptor protein are used in target tissues for?

A

Sticking to specific hormones

Biology (3 decks)

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