every cell in our body contains Dna
Answer:
Four
Explanation:
Like all proteins, the "blueprint" for hemoglobin exists in DNA.
Fats and Proteins can be used as a supplement for energy if sugar is not available.
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First blank space is endocrine system and the second blank is hormones
Based on that scenario, a faulty reasoning that the student's research advisor most likely point out is : The rock that makes up the fossils replaced the organisms tissue and genetic material,
Because of this , their genomes can't be extracted.
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