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

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

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

A) sugar and base molecules
B) base molecules
C) phosphate and sugar 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) 6
B) 0
C) 4
D) 2
E) 8

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

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

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

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

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

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

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

A) False
B) True

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