How does the amount of matter in a single seed compare to the amount of matter in the plant that has grown for five weeks

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.

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?

Why do the circulatory systems of land vertebrates have separate circuits to the lungs and to the rest of the body?