-Target cells respond to hormome - glandular cells secrete hormone into bloodstream
-bloodstream circulates hormones through the body
-post-synaptic cell responds
-neurotransmitter released into synaptic cleft
-neuron conducts impulse

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.

What is used to keep track of the gamates and possible offsprings combination

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this