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

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

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

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

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

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

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

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

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

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) 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) False
B) True

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