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

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

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

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

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

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

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

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

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

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

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

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

A) True
B) False

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