Gener, kromosomer og DNA Flashcards

1
Q

Inde i cellers kerne er der __ der er et langt molekyle

A

DNA

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2
Q

Mennesket har 46 __ ?

A

Kromosomer

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3
Q

Et stykke DNA, som koder for noget helt bestemt, kaldes ?

A

gen

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4
Q

Der er fire forskellige slags baser :

A

adenin, thymin, cytocin og guanin / A, T, C og G.

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5
Q

Man kan sammenligne DNA med?

A

bibliotek. Et bibliotek indeholder utrolig meget information, men vi låner kun det, vi skal bruge.

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6
Q

Vi har 46 DNA-molekyler i hver cellekerne, og lægges de i forlængelse af hinanden, måler de tilsammen ca?

A

1,7 meter.

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7
Q

DNA-molekylet er rullet op omkring nogle proteiner. Det kalder man et ?

A

kromosom.

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8
Q

hvilke kromosomer har kvinder og mænd?

A

Manden har et Y-kromosom og et X-kromosom, mens kvinden har to X-kromosomer.

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9
Q

De dele af DNA-strengen, der koder for proteiner, kaldes for?

A

gener.

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10
Q

Et protein er opbygget af en lang kæde af?

A

aminosyrer.

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11
Q

hvad er Hæmoglobin?

A

Hæmoglobin er et protein i vores blodceller

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