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

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

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

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

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

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

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

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

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

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

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

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

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

A) False
B) True

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