Can traits of organims be improved? Explain.

Is it considered muscle s ennervation if sympathetic fibers innervate the vessels within the muscle?

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d.the size of the geographic area inhabited by a population can cause speciation.

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?