A) Nucleotides
B) Bases
C) Sugar Molecules
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) Single Helix
C) Double Helix
D) Rectangular
E) Circular

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

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

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

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

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

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

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

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

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

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

A) True
B) False

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