DNA Basics

Segments of DNA are called _______________________

• Genes

• Nuclei

• genotypes

• Chromosomes

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What are the four bases of DNA?

• ATGC

• ATDC

• GCAS

• DNAB

The term "double helix" refers to:

• The type of cell that contains DNA.

• The number of DNA molecules in each cell

• The size of a DNA molecule

• The shape of a DNA molecule

When DNA is in its less coiled, "relaxed," state, between cell divisions, it is called

• autosomes

• chromatid

• chromatin

• centromere

Before new cells are produced, what process needs to happen?

• Transcription

• Translation

• DNA Replication

• Protein synthesis

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What are small stretches of DNA that code for traits

• Nucleus

• Chromosomes

• Gene

• Centromeres

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Where is all the genetic information in a cell?

• Nucleus

• Nucleotides

• Chromosomes

• Cytoplasm

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How many base pairs are in an entire human genome?

• 300, 000, 000

• 3, 000, 000, 000

• 3, 000, 000

• 3, 000

How much of your DNA do you inherit from your mom?

• 10%

• 25%

• 50%

• it varies

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How many pairs of chromosomes does each person have?

• 46

• 23

• 2

• 1,046,023