Conduct an experiment come up with a problem (anything, be creative)
write a hypothesis
create an experiment
what is your independent variable
what would be your dependent variable
what are your constants
what data would you be collecting?

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls

Which is an example of a decomposer? a. bear b. algae c. grass d. bacteria d bacteria

Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d