DNA Flashcards

1
Q

Define heredity

A

Genetic information is passed from one generation to the next, and it is also why people resemble their parents

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2
Q

Describe a DNA molecule

A

2 Strands
The strands are twisted around each other to form a double helix
The strands are held together by bonds between base pairs

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3
Q

Where is DNA found?

A

In chromosomes, which is in a cell, in an organism

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4
Q

Define gene

A

Section of DNA that is responsible for a characteristic in an organism.

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5
Q

Define species

A

Group of similar organisms that can breed with one another to produce fertile offspring.

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6
Q

Define base pair

A

The pair of nitrogenous bases that connects the complementary strands of DNA

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7
Q

Define bond

A

The chemical link that holds molecules together

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8
Q

Define chromosome

A

The structure made of DNA that codes for all the characteristics of an organism

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9
Q

Define DNA

A

Deoxyribonucleic acid. The material inside the nucleus of cells, carrying the genetic information of a living being

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10
Q

Define double helix

A

The shape of the DNA molecule with 2 strands twisted together in a spiral

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