Answer:
i would go with b
Explanation:
Both are based on variation, heredity and selection, but how these appear and work differ. Biological evolution is unconscious, opportunistic and not goal-directed, while cultural evolution is conscious, at best planned, and can have a goal.
Hey again,
The answer you are looking for is B).
Just as proteins consist of long chains of amino acids, DNA and RNA consists of nucleic acid chains called nucleotide's. Nucleotide's are composed of three units: base, sugar (monosaccharide) and phosphate. Bases are found in both DNA and RNA. As seen below, they are adenine, cytosine, guanine, thymine, and uracil.
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Explanation:
Cell wall is not present in animal cells .
Answer:
What stages of aerobic respiration needs oxygen to happen?
The Krebs cycle and the electron transport system
