A) Sugar Molecules
B) Nucleotides
C) Bases
D) Phosphate groups

A) G, T and C Bases
B) Genes and Chromosomes X and Chromosomes Y
C) Phosphate groups, deoxyribose sugars and nitrogen rich bases
D) Acids, Bases and inorganic salts

A) Triangular
B) Rectangular
C) Circular
D) Single Helix
E) Double Helix

A) phosphate and base molecules
B) sugar and base molecules
C) phosphate and sugar molecules
D) base molecules

A) phosphate and base molecules
B) sugar molecule pairs
C) nitrogen-rich base pairs
D) phosphate and sugar molecules

A) 0
B) 8
C) 4
D) 6
E) 2

A) A
B) C
C) G
D) T

A) T
B) A
C) G
D) C

A) 8
B) 4
C) 0
D) 2

A) the gene
B) the red blood cell
C) the nucleus of the cell
D) the DNA strand

A) 46 (23 pairs)
B) 20 (10 pairs)
C) 50 (25) pairs
D) 100 (50 pairs)

A) 46 (same as a human cell)
B) 0 (there is no nucleus)
C) 92 (double a human cell)
D) 23 (half that of a normal human cell)

A) 23 (half that of a normal human cell)
B) 46 (same as a human cell)
C) 0 (there is no nucleus)
D) 92 (double a human cell)

A) True
B) False

A) Another name for DNA
B) A section of DNA that contains the genetic code
C) Another name for chromosomes
D) Half a chromosome