HELP I AM DOING A FINAL

cellulose is a polymer of glucose (C6H12O6), rotation 180° of one glucose molecule in relation to the next glucose to form β (1-4)-linked residues, called cellobiose (C12H22O11). Cellulose chain is made up of a repeating unit of cellobiose [1]. Cellulose is synthesized by cellulose synthase enzymes (CesAs) [2].

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c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.