The answer is B it takes nutrients through the cell membrane
The blood glucose level is 7.45.
Answer:
The nucleus contains most of the DNA in a cell and this DNA is called nuclear DNA or nuclear deoxyribonucleic acid.
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Answer:C. Creating helium from hydrogen in its core
Explanation: Stars produce energy majorly by nuclear fusion. The process of creating helium by merging hydrogen atoms to produce deuterium which in turn is converted to helium.
Well fossils can tell you a lot about the age of the rock it was found in, and an index fossil are used to used to define periods of geologic time.
