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Laabri

BK (Thursday) - DNA Structure and Replication Notes 2024 (10/10/2024)

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30 Nsɛmmisa
DNA Warm Up
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DNA Structure Notes
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DNA Structure Exit Ticket
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Need to add in questions for what the purpose of the components are. For example, phosphate and sugar are used as structural components of DNA while the nitrogenous bases carry genetic information. The hydrogen bonds function is holding the nitrogen base pairs together to allow for the double helix structure.

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1.

Which organelle is DNA usually found in?

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2.

Which shows the correct complementary base pairing for DNA?

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3.

What are the 4 nitrogen bases letters?

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4.

The "twisted ladder" structure of DNA is called

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6.

Label the structures of a nucleotide:

Mmuae Afoforo a Wobɛpaw:
Sugar
Phosphate
Nitrogen Base
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7.

DNA stands for .

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9.

What are the 3 components of a nucleotide?

Select THREE correct answers.

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10.

Four different nucleotides are used as building blocks of DNA.

Which of the following can be used to distinguish one nucleotide from another?

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11.

The four nitrogen bases are ___________, ____________, ______________ and ____________.

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12.

What is the correct complementary base pairing for DNA?

Draggable itemarrow_right_altCorresponding Item

C

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T

A

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G

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13.

DNA is universal, which means ALL living things have ______, ______, ______, and ______.

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14.

The outside of DNA is made up of alternating ______________ and ______________.

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15.

Below is a diagram of the structure of DNA.

What is the function of phosphate and sugar in DNA?

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16.

Below is a diagram of the structure of DNA.

What is the function of the nitrogen bases in DNA?

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17.

Below is a diagram of the structure of DNA.

What is the function of the hydrogen bonds in DNA?

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18.

The order and sequence of the ______________ is what makes the difference between one gene and another.

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19.

Label the structure of DNA below.

Mmuae Afoforo a Wobɛpaw:
Hydrogen Bond
Carbohydrate
Deoxyribose Sugar
Nitrogen Base
Nucleotide
Oxygen
Phosphate
Asemmisa {{asɛmmisaAhyɛnsode}}
20.

Label the following DNA strand.

Mmuae Afoforo a Wobɛpaw:
Nitrogen Base
Phosphate
Deoxyribose Sugar
Hydrogen Bond
Nucleus
Asemmisa {{asɛmmisaAhyɛnsode}}
21.

Label the following DNA structure diagram.

Mmuae Afoforo a Wobɛpaw:
Nitrogen Base Pair
Phosphate & Sugar Backbone
Phosphate
Nucleotide
Deoxyribose Sugar
Asemmisa {{asɛmmisaAhyɛnsode}}
22.

Label the structure of DNA below.

Mmuae Afoforo a Wobɛpaw:
Deoxyribose Sugar
Hydrogen Bond
Nucleotide
Phosphate-Sugar Backbone
Asemmisa {{asɛmmisaAhyɛnsode}}
23.

Label the structure of DNA below.

Mmuae Afoforo a Wobɛpaw:
Hydrogen Bond
Nitrogen Base
Phosphate-Sugar Backbone
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24.

Watch the animation below, then put the steps of DNA replication in order.

Mmuae Afoforo a Wobɛpaw:

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25.

DNA replication creates of the cell cycle with the help of the

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28.

A segment of a DNA strand is show below.

AGG TCA GGT

Which of these is the correct complementary DNA strand for the segment shown?

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29.

In a sample of DNA, the percentage of Thymine (T) is 70%. Based on this information, which of the following would be true?

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30.

The sequence (order) of nitrogen bases in DNA varies widely.

The sequence (order) of the bases in DNA is most important for which of the following?