Answer:
Photosystem I, however, does not act as a proton pump; instead, it uses these high-energy electrons to reduce NADP+ to NADPH. The reaction center chlorophyll of photosystem I transfers its excited electrons through a series of carriers to ferrodoxin, a small protein on the stromal side of the thylakoid membrane.
Explanation:
Answer:
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Explanation:
Autotrophs (or producers) make their own food using light or chemical energy. Examples of autotrophs include plants, algae, and some bacteria. ... Animals, fungi, and many bacteria are heterotrophs. Specialized heterotrophs, called decomposers break down dead organic material and wastes.
Although there should be choices in this question, many findings in the urinalysis can point out a serious illness as long as it is clinically correlated. The color of the urine such as tea-colored urine may be a sign of obstruction of the biliary tree such that in choledocholithases or stones in the common bile duct. The consistency of the urine such as when it is hazy may indicate infection or albuminuria. Sugars present in the urine may indicate diabetes mellitus. Increased WBC (or pus cells) and RBC in the urine may point to a urinary tract infection (pyelonephritis) or glomerulonephritis. A positive protein in the urine may indicate albuminuria characteristic of nephrotic syndrome.
In multicellular organisms, the shape of the cell helps determine its function. For example, red blood cells are donut-shaped to easily exchange oxygen and freely pass through narrow blood vessels while nerve cells are long so when connected to other nerve cells they can span long distances in the organism
<span>1) regulation of enzyme activity. 2) regulation of enzyme production.</span>
