Answer:
living things respire to get oxygen for living cells to function. Without air, there is no life. Plants use Carbon Dioxide (together with sunlight and water) to produce energy and give out Oxygen as a by-product. This oxygen is what almost all animals need to survive.
Explanation:
hope this helps any
Answer:
its A but I am not sure I just tried
Digestion is necessary because when food enters the body it has to be broken down in smaller particles and use for energy and growth for other parts of our body. If food does not digest it can cause acid reflux and other diagnoses.
Answer: B. species of crab is living and reproducing successfully near hot hydrothermal vents at the bottom of the Pacific Ocean, while other crab species are unable to survive there.
Explanation: This species of crab <em>adapted</em> to their given habitat, while other couldn’t.
<span>The answer for this question would be: a portion of the heme group
Stercobilin is metabolized from heme of the hemoglobin. Iron from hemoglobin will be recycled and the heme part will turn into bilirubin which will be dump into feses. Inside intestine, bilirubin will be converted into urobilinogen then oxidized into stercobilin</span>