The only "natural" taxa in linnaeus's system is the (1 point)phylum. kingdom. genus. species.

The basis of classification of Linnaeus’ system is sexual reproduction. The only "natural" taxon in Linnaeus' system is the species. Species defined as a population with viable, fertile reproduction are separated from interbreeding with other species.

hormones in blood stream

image: dtc.ucsf.edu

endocrine glands secrete hormones into the blood stream near them; the hormones then travel in our bloodstream until it reaches its destination, called a target cell, in distance parts of the body. in the target tissue, hormones lock onto the target’s plasma membrane, called the receptor site.

search in internet u can get it