The vessels and nerves that supply the testes pass through tubes of cells called the spermatic cord

Which of the following are false concerning microbes? a. microbes generate oxygen through photosynthesis.b. the primary role of microbes on the planet involves causing disease in animals and humans.c. microbes produce vitamins in the intestines.d. microbes play a role in breaking down waste and decomposing dead organisms.

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

Construct at least two possible hypotheses for the student’s experiment.