The answer to your question is,
Adenine (A), Guanine (G), Cytosine (C), and Thymine (T).
-Mabel <3
Both plant and animal cells have a mitochondria! Plant cells have a cell wall, a cell membrane and a chloroplast. Animal cells have a lysosome, where as plant cells usually don't have this present.
Answer: directional
Explanation:
Because only one trait was favored. When bears are cold, being bigger helps them better adapt to the coldness. Adjusting to the weather is one trait.
Answer:
The heart beats slowly because oxygen consumption is reduced