Proteins are a) built in the nucleus by dna and transported to the ribosomes. b) converted from nucleic acids to amino acids in the nucleolus. c) produced in the lysosomes and transported out of the cell by vacuoles. d) transported to other parts of the cell by the endoplasmic reticulum from ribosomes.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

i hope this

the correct answer is d

a researcher conducts an experiment on the secretion of a particular hormone in mice. scientists inject mice with a substance that stimulates the production of the hormone. the scientists then test the levels of hormones produced by the mice. the tool used to measure the hormones consistently detects the levels at 10 points lower than the actual hormone levels in the mice. this tool makes measurements, but the measurements aren't .

explanation:

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