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

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

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

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

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

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

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

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

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

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

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

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