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DNA Worksheet

Last updated over 5 years ago

21 Nsɛmmisa

Directions: Use the "Circle of Life" reading (the one in your DNA stations packet), Discovery ED, and Google to answer the questions below.

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1.

Where is DNA mostly found?

On the outside of the cells

In the mitochondria of a cell

There is no such thing as DNA

In the Nucleus of a Cell

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2.

What is a nitrogenous base in your own words?
**DO NOT COPY AND PASTE FROM GOOGLE.

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3.

Select all of the choices below that are a nitrogenous base in DNA.

DNA

Adenine

Nucleus

Nucleotide

Thymine

Cytosine

Guanine

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4.

Which is the correct pairing of the Nitrogen pairs mentioned above?

A + T and C + G

A + G and C + T

G + T and A + C

A + T + C + G

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20.

What is a mutation?

an organisms genetic material

the three main parts together

a change in the type, number, or order of the nitrogen bases on a strand of DNA.

the shape of DNA

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21.

Extra Credit: Draw your own strand of dna. Your strand must have a total of 14 nitrogen bases (7 on top/right 7 on bottom/left). Make sure your base pairs are correct.

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5.

Label the picture using the word bank provided. [Word Bank: DNA, Chromosome, Cell, Nucleus, Gene]

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6.

Label the picture using the word bank provided. [Word Bank: DNA, Chromosome, Cell, Nucleus, Gene]

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7.

Label the picture using the word bank provided. [Word Bank: DNA, Chromosome, Cell, Nucleus, Gene]

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8.

Label the picture using the word bank provided. [Word Bank: DNA, Chromosome, Cell, Nucleus, Gene]

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9.

Label the picture using the word bank provided. [Word Bank: DNA, Chromosome, Cell, Nucleus, Gene]

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10.

Label the DNA Strand using the word bank provided. [Word Bank: Sugar, Phosphate, Nitrogen base, Nucleotide]

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11.

Label the DNA Strand using the word bank provided. [Word Bank: Sugar, Phosphate, Nitrogen base, Nucleotide]

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12.

Label the DNA Strand using the word bank provided. [Word Bank: Sugar, Phosphate, Nitrogen base, Nucleotide]

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13.

Label the DNA Strand using the word bank provided. [Word Bank: Sugar, Phosphate, Nitrogen base, Nucleotide]

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14.

Match the Nitrogen base provided with its correct pair.

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15.

Match the Nitrogen base provided with its correct pair.

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16.

Match the Nitrogen base provided with its correct pair.

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17.

Match the Nitrogen base provided with its correct pair.

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18.

Match the Nitrogen base provided with its correct pair.

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19.

Match the Nitrogen base provided with its correct pair.