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

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

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

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

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

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

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

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

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

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

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

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

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

A) False
B) True

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