UNIT 2 GENETICS

What is the complementary base to guanine?

• adenine

• thymine

• cytosine

• uracil

Which of these cell parts store genetic instructions for the entire organism and transfers them from one generation to the next?

• chloroplast

• mitochondria

• nuclear membrane

• DNA molecules

What is DNA made of?

• fatty acids

• amino acids

• nucleotides

• glucose

Which of these cell parts contain instructions for the passage of traits from one generation to the next?

• chromosomes

• cell membrane

• mitochondria

• endoplasmic reticulum

What chromosome represents a female

• xx

• xy

What chromosome represents a male?

• xx

• xy

What should students use to identify the percent chance of a trait being passed down from a parent to its offspring?

• line graph

• bar graph

• Punnett Square

• Frequency table

Which human trait is most likely inherited from a parent?

• hair color

• playing the piano

• speaking Spanish

• liking soccer

Which scientist formulated rules that describe the observable relationships of plant traits to the traits of the ancestor plants?

• James Watson

• Francis Crick

• Gregor Mendel

• Rosalind Franklin

What two scientists are known for establishing the structure of DNA?

• Franklin and Watson

• Franklin and Crick

• Watson and Crick

• Franklin and Mendel