DNA, Chromosomes, & Genes

Which is the best definition of DNA?

• a spiral ladder
• something in your cells
• the recipe for making an organism

The yellow part of this picture is DNA. What do you think the turquoise part around it is?

• chromosome
• gene
• DNA
• ACTG

Tags

NGSS.HS-LS3-1

DNA is inside your cells. What part of the cell is the DNA inside of?

• cell membrane
• cytoplasm
• nucleus

Tags

NGSS.MS-LS1-2

What is a gene?

• A bundle (like a hot dog bun) that the DNA is packed into
• something inside the nucleus
• a piece of DNA
• all of your DNA

Tags

NGSS.HS-LS1-1

What is the human genome?

• a piece of DNA
• a chromosome
• all of your cells
• all of your DNA

Which sentence is FALSE?

• All organisms have 23 pairs of DNA.

• Chromosomes are made of genes.

• DNA is made out of 4 nucleotides: adenine, cytosine, thymine, guanine

• DNA is the recipe for life.

Which of the following does NOT describe this picture?

• humans' 46 chromosomes
• one gene
• the human genome
• humans' 23 pairs of chromosomes

As a silly analogy, we talked about the bun of a hot dog as the ...

• genes of cells
• chromosomes
• DNA
• ingredients for life

As a silly analogy, we talked about the meat of a hot dog as the ...

• genes of cells
• chromosomes
• DNA
• ingredients for life

If you sliced a little piece of hot dog meat, what would that be like (keeping with our hot dog analogy)?

• a gene
• chromosome
• DNA
• ingredients for life