How are carbohydrates and lipids alike? a. they are organic compounds found in all living things. b. they are compounds found in nonliving things. c. living and nonliving things contain these substances. d. none of the above.

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.

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Which beat describes the brain stem