What are the main structures in a bulb and their function?
flowers for sexual reproduction flowers for sexual reproduction
b. enlarged roots for nutrient absorption from the soil
c. swollen leaf bases for food storage
d. thickened stems for water storage

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.

What are two ways in which waves erode the land?

Food webs - transferring energy and matter from one level to another. here you see four food webs. one or more are incorrect. which food web(s) show the correct sequence of organisms, from start to top level consumer? a) a b) d c) c d) a and d