1. Amoeba Sisters DNA, Chromosomes, Genes

Which best defines heredity?

• The passing of traits from parent to offspring.

• The passing of traits from offspring to child.

• A portion of DNA that codes for a protein.

• The building blocks of a gene.

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

What codes for your traits?

• DNA that is found in the rough ER

• Proteins found in the nucleus

• Proteins found in the cytoplasm

• DNA found in the nucleus

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NGSS.HS-LS3-1

NGSS.HS-LS1-1

Which best describes the structure of DNA?

• Single helix

• Double helix

• Triple helix

• A protein complex

DNA stands for

• Dioxyribose acid

• Deoxygenated acid

• Deoxyribonucleic acid

• Denucleated acid

DNA belongs to a group of biomolecules called

• Proteins

• Lipids

• Carbohydrates

• Nucleic acids

Which best describes DNA?

• Its monomers are called amino acids which consist of a sugar, a phosphate, and a carbon base.

• Its monomers are called nucleotides which consist of a sugar, a phosphate, and a nitrogen base.

• Its monomers are called nucleotides which consist of a sugar, a nitrate, and a phosphorus base.

• Its monomers are called monosaccharides which consist of a sugar, a phosphate, and a hydrogen base.

Which part of the DNA molecule determines your traits?

• The sequence of the carbon bases

• The sequence of the phosphorus bases

• The sequence of the nitrogen bases

• The sequence of the hydrogen bases

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NGSS.HS-LS3-1

Which statement is true about the four nitrogen bases found in DNA?

• Adenine pairs with thymine, and cytosine pairs with uracil

• Adenine pairs with guanine, and cytosine pairs with thymine

• Adenine pairs with thymine, and cytosine pairs with guanine

• Adenine pairs with tryptophan, and cytosine pairs with glycine

What holds the two strands of DNA together?

• Carbon bonds

• Covalent bonds

• Oxygen bonds

• Hydrogen bonds

Which statement is false?

• The pigment in your eyes is actually a protein.

• The main function of a protein is to energize the body.

• Not all of the DNA in a cell codes for proteins.

• Gene regulation is when genes in a cell “turn on” and “turn off.”