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

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

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

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

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

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

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

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

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

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

A) 46 (23 pairs)
B) 50 (25) pairs
C) 20 (10 pairs)
D) 100 (50 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) 46 (same as a human cell)
B) 0 (there is no nucleus)
C) 92 (double a human cell)
D) 23 (half that of a normal human cell)

A) True
B) False

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