DNA ,GENE , CHROMOSOMES

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

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

• cell membrane
• cytoplasm
• nucleus

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

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 chemicals: adenine, cytosine, thymine, guanine
• DNA is the recipe for life.

Which sentence is FALSE?

• Humans have 23 pairs of DNA.
• Humans have 46 total chromosomes.
• Genes are made of chromosomes.
• Every human's DNA is at least 99% similar.

The twisted ladder shape of DNA is referred to as a ....

• Twizzler candy
• twisted ladder
• double helix
• yo mama

The chemicals that make up DNA (A, C, T, & G) are like...

• the ingredients in a recipe.
• the steps in directions.
• a map to follow.
• really cool and whatever.

Why might a forensic scientist swab blood at a crime scene?

• to see if it's really blood and not some other red substance
• to analyze the blood's DNA to find out whose blood it is
• to add to their red mystery liquid collection
• Both the orange & red boxes are correct.