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

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

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

A) sugar and base molecules
B) base molecules
C) phosphate and sugar 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) 8
B) 0
C) 4
D) 6
E) 2

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

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

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

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

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

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

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

A) True
B) False

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