In the 1600's, robert hooke, and english scientist, used a crude microscope to examine bits of cork. cork is derived from the bark layer of certain trees. upon seeing the cork under the microscope, hooke named the spaces within the cork 'cells', because they looked like empty rooms of a monastery. although he coined the term cell, an ironic feature of cork is that it is dead plant material. knowing this, what feature of cells would robert hooke not have been able to observe under the microscope while looking at cork?

the answer is a. now keep my answer here.

i don't know. if i were you, i would search it up online : 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:

no u