Answer:
They have a defect in their "white" gene, which normally produces the red pigments in the eye. In these flies, the white gene only works partially, producing fewer red pigments than it should. These flies have white eyes
This answer is about animals cell. first the deoxygenated blood goes to heart right side. then the heart pump the deoxygenated to lungs where the concentration of oxygen is higher so lungs make the D ox blood oxygenated and then sent again to heart left side which heart pump to deliever to all parts of body.
short cut= lungs and heart make the blood oxygenated.
hope it well help you
Answer:8
Explanation:Octet rule: A rule stating that atoms lose, gain, or share electrons in order to have a full valence shell of 8 electrons. (Hydrogen is excluded because it can hold a maximum of 2 electrons in its valence shell