Vocabulary-Genes, DNA, Chromosomes

Which is the best definition of DNA?

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

What is the human genome?

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

How many pairs of chromosomes do human cells contain?

• 23

• 46

• 16

• 32

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Where is DNA found in a human cell?

• ribosome

• nucleus

• cell membrane

• cytoplasm

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What is a short segment of a DNA strand that codes for our characteristics?

• chromosome

• DNA

• RNA

• gene

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What is a long coiled strand of DNA and proteins?

• gene

• RNA

• chromosome

• genome

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We inherit our genes from ...

• our nucleus.

• our parents.

• from the food we eat.

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Adenine, Thymine, Guanine, Cytosine are......

• The four types of DNA

• The four masters of the Earth

• The three kings

• The four bases of DNA

RNA is.........

• The rubric for DNA

• Messenger to control the proteins

• The Big Boss of the body

• A backup for DNA

DNA

• a unit of heredity which is transferred from a parent to offspring and determines some characteristic of the offspring.

• deoxyribonucleic acid, a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information

• a genetically determined characteristic.

• nucleotide pairing

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