Answer: D
Explanation: endocrine gland cells that secrete hormones (chemical messengers), which are carried in the bloodstream to the target cells which they act upon
I believe the correct word in the blank would be biological. I don't think anything else will fit in, especially when monomers of biological polymers are truly larger and more complex.
Answer: low frequency & low energy
Explanation:
Isotonic solution nothing happens to the cell it exists as it is.....in a hypotonic solution the cell will shrivel up and in hypertonic solution it will swell to the point of rupturing (aka cytolyse)
Answer:
Cell types I and III are animal and fungal cells, which are most closely related since they are eukaryotic cells that are heterotrophic.
Explanation: ¯\_(ツ)_/¯