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

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

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

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

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

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

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

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

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

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

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

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