Obsidian, a variety of volcanic glass, may be black, dark gray, ...

[anjilletteb]

Obsidian, a variety of volcanic glass, may be black, dark gray, red, or brown, depending on the presence of iron.
  Indicate whether the statement is true or false

Question 2

If in a cell, R is the dominant allele and represents blue flowers and r is the recessive allele and represents yellow flowers, an organism that inherits the pair Rr will have a(n) ___________________ _ flower. (Indicate a color.)
 Fill in the blank(s) with correct word

[voltaire123]

Answer to Question 1

True

Answer to Question 2

blue

[anjilletteb]

Excellent

[Jossy]

Gracias!