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Copy of Copy of Thursday (10/17) - DNA Structure and Replication Recap (9/21/2025) (5/2/2026)

Sidst opdateret 20 days ago

26 Spørgsmål

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Question 1

00:15

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Question 2

00:40

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Question 3

00:52

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Question 4

01:05

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Question 5

01:22

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Question 6

01:56

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Question 7

02:10

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Question 8

02:24

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Question 9

02:28

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Question 10

02:47

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Question 11

02:53

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Question 12

03:00

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Question 13

03:07

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Question 14

03:23

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Question 15

03:44

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Question 16

03:56

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Question 17

04:42

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Question 18

05:04

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Question 19

05:13

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Question 20

05:48

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Spørgsmål 21

21.

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

Nitrogen bases

Hydrogen bases

Sugar

Phosphates

Spørgsmål 22

22.

Label the structure of DNA below.

Andre svarmuligheder:

Phosphate

Deoxyribose Sugar

Carbohydrate

Nucleotide

Nitrogen Base

Oxygen

Hydrogen Bond

Spørgsmål 23

23.

A segment of a DNA strand is show below.
TCC ACT GAA
Which of these is the correct complementary DNA strand for the segment shown?

GAA CAG TCC

TCC ACT GAA

AGG TGA CTT

AGG UGA CUU

Three models of DNA are shown in the diagram below.

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1

Spørgsmål 24

24.

What is the function of the nitrogen bases of DNA?

Connect the two strands together to form the double-helix

Provide energy for the cell in the form of ATP

Give structure to the backbone of DNA

Contain genetic information for traits

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Spørgsmål 1

1.

What do all living things (examples: animals, plants, bacteria) have in common?

All living things need to eat other things for energy

All living things have DNA

All living things can move around

All living things can make their own food

Spørgsmål 2

2.

What is the purpose of DNA?

Builds our physical traits

Provides long-term stored energy for our bodies

Provides quick energy for our bodies

Contains instructions/information for life

Spørgsmål 3

3.

What is responsible for differences in our physical traits?

The order/sequence of the nitrogen bases (letters) in DNA

The type of bond that connects nucleotides together

The number of phosphates in the DNA backbone

The number of deoxyribose sugars in a nucleotide

Spørgsmål 4

4.

What does DNA stand for?

Destiny Nucleic Acid

Deoxyribonucleic Acid

Do Not Ask

Double Nucleus Axis

Spørgsmål 5

5.

In eukaryotes, DNA is stored as .

Spørgsmål 6

6.

What is a gene?

Another name for nucleotide

Small section of DNA with specific instructions for specific proteins

A change in the sequence of DNA that could lead to cancer

A group of 10 nitrogen bases that have instructions for breathing

Spørgsmål 7

7.

DNA determines which physical traits you will have.

Rigtigt

Falsk

Spørgsmål 8

8.

What is the "building block" of DNA?

Lipids

Proteins

Carbohydrates

Nucleotide

Spørgsmål 9

9.

What are the THREE components of a nucleotide?

Phosphate Group

Lipid Group

Deoxyribose Sugar

Glucose sugar

Nitrogen Base

Carbon Base

Spørgsmål 10

10.

What is super, most mega-important base pairing rule?

Draggable emne		Korresponderende emne
C		T
A		G

Spørgsmål 11

11.

What connects the nitrogen bases (A, T, C, G) together in the middle of the DNA?

Carbon Bonds

Hydrogen Bonds

Oxygen Bonds

Nitrogen Bonds

Spørgsmål 12

12.

What do we call this structure of DNA?

Loops and Loops

Spiral Staircase

Double Helix

Twisty Slide

Spørgsmål 13

13.

All living things, such as ants, polar bears, and frogs, are made of the same four nitrogen bases: A, T, C, and G.

Rigtigt

Falsk

Spørgsmål 14

14.

What determines differences in traits in our DNA?

The order/sequence of nitrogen bases

The amount of the deoxyribose sugars

The size of the DNA strand

The number of nitrogen bases in a gene

Spørgsmål 15

15.

DNA is doubled/copied in which part of the cell cycle?

Gap 1 Phase

S Phase

Gap 2 Phase

M Phase

Cytokinesis

Spørgsmål 16

16.

At the end of the cell cycle, we end up with...

2 identical daughter cells

2 different daughter cells

23 identical daughter cells

23 different daughter cells

Spørgsmål 17

17.

What is the function of the enzyme helicase?

Adds hydrogen bonds to bases

Breaks hydrogen bonds between bases

Changes hydrogen bonds between bases

Removes deoxyribose sugar from DNA

Spørgsmål 18

18.

The enzyme DNA polymerase strand.

Spørgsmål 19

19.

At the end of DNA replication, we produce...

two identical DNA strands

two different DNA strands

Spørgsmål 20

20.

Nucleotide bases in the center of DNA are connected with...

hydrogen bonds

James Bonds

carbon bonds

bail bonds

Spørgsmål 25

25.

What is the function of the hydrogen bonds in DNA?

Contain genetic information for traits

Provide energy for the cell in the form of ATP

Give structure to the backbone of DNA

Connect the two strands together to form the double-helix

Spørgsmål 26

26.

What is the function of deoxyribose and phosphate in DNA?

Contain genetic information for traits

Provide energy for the cell in the form of ATP

Give structure to the backbone of DNA

Connect the two strands together to form the double-helix