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National 5 Biology > Producing New Cells > Flashcards

Producing New Cells Flashcards

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1
Q

Thread like structures within the nuclear of a cell involved in cell division

A

Chromosomes

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2
Q

Chromosomes do this before a cell divides

A

Duplicate

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3
Q

The term to describe a chromosome and its copy

A

Chromatids

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4
Q

The structure which holds a pair of chromatids together

A

Centromere

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5
Q

The area of a cell where the chromosomes line up

A

Equator

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6
Q

The structure which attaches chromosomes to poles

A

Spindle fibres

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7
Q

This structure must disappear to allow cell division to take place

A

Nuclear membrane

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8
Q

What is a chromosome compliment

A

Characteristic no of chromosome of a given species

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9
Q

What is a diploid cell

A

A cell containing 2 matching sets of chromosomes

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10
Q

Name for cell division

A

Mitosis

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11
Q

What controls cell division

A

Nucleus

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12
Q

What are stem cells

A

Unspecified cells that can become anything

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13
Q

What can the specialised cells be used for

A

Growth and repair

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14
Q

What is a specialised cell

A

An adapted cell to carry a specific function

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15
Q

2 specialised plant cells

A

Phloem cell
Root hair cell
Palisade

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16
Q

2 specialised animal cell

A

Sperms cell

Blood cell

17
Q

What does a sperm cell do

A

Swim to egg and fertilise ut

18
Q

What does a red blood cell do

A

Transport oxygen

Has haemoglobin and lacks nucleus to increase oxygen capacity

19
Q

What does a root hair cell do

A

Absorbs water

Has large surface area

20
Q

What does a phloem cell do

A

Transport sugars

21
Q

What is a tissue

A

Large no of specialised cells grouped to carry a particular function

22
Q

2 plant tissues

A

Vascular

Root

23
Q

2 animal tissues

A

Muscle

Blood

24
Q

What is an organ

A

Different types of tissue grouped together

25
Q

2 animal organs

A

Lungs
Heart
Eyes

26
Q

2 plantt organs

A

Reproductive organs

Leaves

National 5 Biology (19 decks)

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