Answer:
The third one, The opening of the cup is so much bigger than the bottom even though the cup moves they will both be stacked together. (I think)
Explanation:
three domains , archae- 1st appeared, prokaria- not closed by nucleus and eukaria closed by nucleus
Answer:
The bacterial flora in the intestines are essential to homeostasis in the body, they not only break down food so the nutrients can be absorbed, they produce vitamins like biotin and vitamin K and guard against harmful bacteria that enter the system. While your heart is a vital organ, the brain (and the nervous system that attaches to the brain) make up the most critical organ system in the human body. The digestive system ordinarily gets 20% to 25% of the oxygenated blood pumped out by the heart and the receptors in muscles provide the brain with information about body position and movement, the brain controls the contraction of skeletal muscle the nervous system regulates the speed at which food moves through the digestive tract.
D. functional group isomerism
Answer:
B that most multicellular animals don't reproduce asexually
