A) Bases
B) Nucleotides
C) Sugar Molecules
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) Single Helix
B) Double Helix
C) Triangular
D) Rectangular
E) Circular

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

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

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

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

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

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

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

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

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

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

A) False
B) True

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