Is the following statement true or false? luminol detects human blood at crime scenes. it changes color if an iron-containing protein in red blood cells is present. luminol is a chemical indicator.

A. True

B. False

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.

Using meiosis, the sporophyte produces spores that are .

Why should organisms reproduce more offspring than will survive? select all that apply.