Exploring the Basics of Genes

What percentage of genes are contained in the nucleus of almost every cell?

• 50%

• 95%

• 99.9%

• 100%

What molecule is described as being long and containing the genetic material of the cell?

• RNA

• Chromosome

• Protein

• DNA

Which base is not a part of the DNA structure?

• Cytosine

• Thymine

• Adenine

• Uracil

What determines whether you are a human or another species like a chimp or banana?

• Size of the nucleus

• Order of DNA bases

• Type of proteins

• Number of cells

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How are genetic traits passed from parents to children?

• Through blood type

• Through behavior

• Through DNA

• Through environmental factors

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What do gene regulators do?

• Produce proteins

• Change chromosome numbers

• Turn genes on and off

• Modify DNA directly

How many chromosomes do humans typically have?

• 46

• 24

• 23

• 21

Tags

NGSS.HS-LS3-1

Which species has more pairs of chromosomes than humans?

• Chimpanzees

• Rhesus monkeys

• Bananas

• Cows

What percentage of DNA do humans share with chimpanzees?

• 98.5%

• 85%

• 99.5%

• 93%

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

What genetic feature accounts for the differences between individual humans?

• Mitochondrial DNA

• Chromosome count

• Gene regulators

• SNPs

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2