10/20 Cell Cycle: DNA structure and Replication Review

Labeling

Label the nucleotide

Drag labels to their correct position on the image

Phosphate

Sugar

Nitrogenous base

Hotspot

Select ALL the Phosphate Group

Match

Match the following DNA base pairs.

• Adenine pairs with

• Thymine pairs with

• Cytosine pairs with

• Guanine pairs with

Thymine

Adenine

Guanine

Cytosine

• Thymine

• Adenine

• Guanine

• Cytosine

Labeling

Complete the DNA molecule based on the rules for complementary base pairing

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C

G

T

A

Labeling

Match the letter to the part.

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Hydrogen Bonds

Nitrogen Bases (2)

Phosphate

Deoxyribose Sugar

Multiple Choice

Enzyme that breaks hydrogen bonds (unzips)

• Ligase

• Polymerase

• Primase

• Helicase

Match

Match the word to the function

• Helicase

• DNA Polymerase

• Semi-conservative

• DNA shape

• DNA location

Unzips the hydrogen bonds

Adds complementary nucleotides

One old strand one new strand

double helix

Nucleus

• Unzips the hydrogen bonds

• Adds complementary nucleotides

• One old strand one new strand

• double helix

• Nucleus

Reorder

Reorder the following

• Helicase unzips hydrogen bonds

• DNA polymerase adds nucleotides

• Semi-conversative old and new strand

1

2

3

• 1
• 2
• 3

Hotspot

Click where DNA replication takes place

Hotspot

Click where the cell is only growing

Labeling

Label the picture

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Cytokinesis

Anaphase

Interphase

Prophase

Telophase

Metaphase

Multiple Choice

order of replication

• 3, 4, 2, 1
• 3, 1, 4, 2
• 2, 1, 4, 3
• 3, 4, 1, 2

Multiple Choice

This image shows that DNA Replication is _______.

• Conservative
• Semiconservative
• Dispersive
• Spontaneous

Math Response

For mitosis: How many chromosomes should be in each of the daughter cells?

Type answer here

Correct Answer: 6

Deg^°

Rad

Match

Match the following

prophase

metaphase

anaphase

telophase

cytokinesis

• prophase

• metaphase

• anaphase

• telophase

• cytokinesis

Labeling

Label the parts of the Cell Cycle

Drag labels to their correct position on the image

Mitosis

G2

S phase

G1

Hotspot

Look at the graph that shows how much DNA is in a cell during different times in the cell cycle. Click on the part of the graph where S Phase is happening.

Match

Match the following

• Prophase

• Metaphase

• Anaphase

• Telophase

The nucleus dissolveschromosomes condens

Chromosomes line up in the middle of the cell

Chromatids break apart at the centromere and move to opposite poles (ends) of the cell

Two nuclei form after nuclear envelopes form around chromosomes

• The nucleus dissolveschromosomes condens

• Chromosomes line up in the middle of the cell

• Chromatids break apart at the centromere and move to opposite poles (ends) of the cell

• Two nuclei form after nuclear envelopes form around chromosomes