Answer:
A non central theme in biology is The study of chemical reactions.
Explanation:
The five central themes of biology are structure and function of cells, interactions between organisms, homeostasis, reproduction and genetics, and evolution.
Answer: Alveoli
Explanation: Alveoli of lungs are surrounded by extensive blood capillaries. The partial pressure of oxygen in the alveoli is higher than the blood entering the pulmonary capillaries, hence oxygen moves into the blood. Carbon dioxide in the lungs simultaneously diffuse out of the blood into the alveolar space.
Answer:
After an organism's soft tissues decay in sediment, the hard parts — particularly the bones — are left behind. Water seeps into the remains, and minerals dissolved in the water seep into the spaces within the remains, where they form crystals. ... If that mold gets filled with other minerals, it becomes a cast.
Explanation:
<span>Archaea are thought to have diverged from some ancient group of _______ bacteria<span><span><span> </span> gram-positive</span></span></span>
They actuallty both some type of animal in it ,