Answer:
B. Phosphorus exists as a single element in both living and nonliving things.
Explanation:
Answer:
Recessive alleles are usually represented by lowercase letters and require two copies to be expressed
Explanation:
Answer: Blood plays a very important role before cellular respiration. The blood provides oxygenated blood for the aerobic processes that takes place during cellular respiration. Glycolysis, link reaction, Kreb's Cycle and Electron Transport Chain are all the aerobic process of Cellular respiration that requires oxygen. Without blood aerobic cellular respiration cannot occur as the source of oxygen is blood. The blood provides oxygen before cellular respiration. After cellular respiration the waste materials are carried away by blood only.
Hence, blood plays an important role before cellular respiration.
Contain structures that regulate and perform life functions.
Answer:
commensalism
Explanation:
One organism is benefited while the other is not harmed or benefited.