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

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

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

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

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

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

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

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

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

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

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

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

A) True
B) False

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