DNA Basics

Presentation

•

Science

•

9th Grade

•

Medium

•

NGSS

HS-LS3-1, HS-LS3-2, HS-LS1-1

Standards-aligned

Heather Williams

Used 91+ times

FREE Resource

10 Slides • 16 Questions

DNA Basics

Open Ended

Tell me EVERYTHING you know about DNA!

Type response here

Multiple Choice

Double helix molecule that contains instructions for life!

Chromosome

DNA

Gene

Multiple Choice

DNA that is all wrapped up in a rod-like package.

Chromosome

DNA

Gene

Multiple Choice

Sections of DNA that codes for a trait

Chromosome

DNA

Gene

Multiple Choice

What does it mean when they say that DNA is universal?

DNA for all living things (plants, animals, bacteria) is made up of the same four nitrogen bases but in different orders.

DNA for all living things (plants, animals, bacteria) is exactly the same.

DNA is in every living and non-living thing.

Multiple Choice

Based on what you have learned so far, what does this image mean?

It means that the fly, fungus, and bacteria all are actually the exact same organism

It means that the fly, fungus, and bacteria have have DNA with very different structures.

It means that the fly, fungus, and bacteria all have DNA that is the same structure (phosphate, sugar, base)

Multiple Choice

What shape is DNA?

A circle

Rod-shaped

Single-helix

Double-helix

Multiple Choice

What makes up a single nucleotide?

Circle, hexagon, and rectangle

Phosphate, sugar, nitrogen base

A, T, C, G

A DNA molecule

Multiple Choice

What is the backbone of DNA?

Alternating Sugar and Phosphates

Nitrogen Bases

Two sugars, then two phosphates

Multiple Choice

What does Adenine pair with?

Adenine

Thymine

Cytosine

Guanine

Multiple Choice

What does Thymine pair with?

Adenine

Thymine

Cytosine

Guanine

Multiple Choice

What does Cytosine pair with?

Adenine

Thymine

Cytosine

Guanine

Multiple Choice

What does Guanine pair with?

Adenine

Thymine

Cytosine

Guanine

Multiple Choice

What do all nucleotides have in common?

Phosphate and sugar backbone

The nitrogen base

Multiple Choice

Four different nucleotides are used as building blocks of DNA. Which of the following can be used to distinguish one nucleotide from another?

The nitrogen base

The shape of the deoxyribose sugar

The length of the phosphate group

The type of fatty acid

Multiple Choice

Each strand of DNA molecule contains nitrogenous bases that pair with other nitrogen bases in very specific ways. A diagram of a section of DNA is shown.

T G T A C G A A T C

Which DNA strand is complementary (pairs with) the one shown above?

A C A T C C A T G

T C T G C T T A C

A C A T G C T T G

T C A T G C T T G

DNA Basics

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