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

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

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

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

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

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

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

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

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

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

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

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

A) True
B) False

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