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AQA Biology GCSE > Key Terms A > Flashcards

Key Terms A Flashcards

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1
Q

Accurate

A

How close to the true value a result is

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2
Q

Abdomen

A

The lower region of the body, contains kidneys and organs

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3
Q

Acid Rain

A

Slightly acidic rain that has dissolved gases like sulfur dioxide

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4
Q

Active site

A

Site on an enzyme where reactants bind

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5
Q

Active transport

A

The movement of substances against the concentration gradient using energy

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6
Q

Adaptation

A

A special feature that makes an organism well suited to its environment

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7
Q

Adult cell cloning

A

A process where the nucleus of an adult cell is fused with an empty egg to create a genetically identical clone

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8
Q

Aerobic respiration

A

Breaking down food using oxygen to release energy

Glucose + Oxygen -> Water + Carbon dioxide

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9
Q

Agar

A

Nutrient jelly on which bacteria is cultured

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10
Q

Allele

A

A version of a particular gene

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11
Q

Alveoli

A

Tiny air sacs in the lungs

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12
Q

Amino Acid

A

The building blocks of proteins

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13
Q

Amylase

A

Carbohydrase produced in the salivary gland and pancreas

Break down starch to sugars

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14
Q

Anaerobic respiration

A

Breaking down food without oxygen to release energy

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15
Q

Anomaly

A

A result that doesn’t fit the pattern or trend

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16
Q

Antibiotic

A

A drug that destroys bacteria in the body without damaging human cells

17
Q

Antigen

A

The unique protein on the surface of a cell that can be destroyed by antibodies

18
Q

Aorta

A

The main artery leaving the left ventricle carrying oxygenated blood

19
Q

Artery

A

Blood vessel that carries oxygenated blood away from the heart

20
Q

Asexual budding

A

A form of reproduction where a completely new individual forms on the parent

21
Q

Asexual reproduction

A

Reproduction involving one individual producing identical offspring

22
Q

Atria

A

Upper chambers of the heart. The right receives blood from the body while the left receives blood from the lungs

23
Q

Auxin

A

A plant hormone that controls the responses of plants to light and gravity

24
Q

The lower region of the body, contains kidneys and organs

A

Abdomen

AQA Biology GCSE (4 decks)

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