Through which structure does urine leave the body?

Which action would allow you to distinguish between transpiration and evaporation in a model ecosystem? A. Remove all the soil from the model ecosystem. B. Make a second terrarium that has no plants but is otherwise identical. C.

Iron is approximately 35% of the earths composition, but is only 5% of the surface. Why?

What kind of living and non living things do you think a marine biologist studies

A mouse is homozygous for white fur is mated with a mouse homozygous for grey fur. what are the different types of fur that we expect to see

Wind, solar and geothermal power are called renewable energy sources because A tax breaks for these sources are renewed every year B they are continuously replenish these sources periodically D they produced few toxic by products

I am doing a project on Down Syndrome and my teacher told us that we have to include information on the mode. What is the mode? I only know of the math mode.

Radiation can cause breaks in human chromosomes. However, insects can survive much higher lecels of exposure. Why?

Salt water is an abundant resource but unusable for irrigation and drinking. As demands on freshwater sources increase, the use of desalination processes to remove salt from ocean water is increasing.

When does a girl normally go through puberty? living environment

Which of the following is not part of the nitrogen cycle? Nitrogen compounds in the soil Nitrogen compounds in animal waste 0000 Nitrogen in the atmosphere Nitrogen gas in rock