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

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

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

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

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

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

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

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

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

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

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

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

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

A) False
B) True

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