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

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

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

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

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

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

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

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

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

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

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

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

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

A) True
B) False

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