Which phrase is not an example of intercellular communication?

a hypothalamus signals pituitary gland

b endocrine cells send hormones into blood

c ribosomes make protein

d bacteria share information about nutrients

Option C

Explanation:

Communication between two cells with in an organism is called as intercellular communication. Some common example of intercellular communication is - hormone secretion, signal transmission through vesicular exocytosis etc.  

Ribosomes make protein with in every cell. Therefore no cellular interactions are required for making protein. While a bacteria transferring information about nutrients , will interact with other bacterial cells.  

Hence, option C is correct

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:

no u