What are the DNA strands called?
What is the RNA stand called?

DNA strands - polynucleotides

RNA strand - nucleotide chain

Explanation:

DNA strands are known as polynucleotides because they are comprised of two nucleotide chains.

RNA is composed of a single nucleotide chain.

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the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.