Consciousness is: __ A. neural firing in the hindbrain.
B. role playing.
C. the conflict between two parts of the brain.
D. awareness of ourselves and our environment.

D. awareness of ourselves and our environment.

Explanation:

An individual's awareness of external events and internal sensations under a condition of arousal, including awareness of the self and thoughts about one's experiences, as well as the body and perspectives.

D

Explanation:

Just think about it like this:

Unconscious=Unaware

Conscious=Aware

the backbone of the dna and rna compound is sugar phosphate.

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.