Which glands secrete an oily product that softens the skin and hair?

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.

In which specialized organ of the plant would these cells most likely be found

In "the pig," what is the main effect that the piglet initially has on kibuka?