Organ systems are made up of interdependent structures [organs]sthat work together to perform a similar function. what organ system does the heart belong to?

With your big toe, you step on a sharp tack. given what you know about the resulting motor response, where on the trunk is the exchange between the sensory information and motor information?

There is a higher sodium concentration on the inside of the cell than there is on the outside of the cell. How will the sodium particles move and by what process? Sodium will move from the outside of the cell to the inside of the cell by osmosis.

A salt marsh oozes with smelly water, made up of sediments, animal and plant matter, and nutrients carried into the marsh by fresh water and tides. true or false

Synthetic fibers, such as nylon, are one example of the many products that are made from petroleum. Which group might experience a negative economic effect from the making of synthetic fabrics?

In the US which is responsible for ensuring the safety of the country's drinking water

Given the choice of 4 bases and the number of bases needed to make up a codon, how many possible codons are there? 16 23 64 128

Which phase of cell division results in the formation of four new haploid cells

Briefly explain how genetic makeup of human beings is closely associated with their disease?

A molecule of carbon moves through various media during the process of its cycling. In which medium will it move the fastest? A. soil B. air C. biota D. runoff water E. oceanic water

True or false: Sunlight gives plants energy, which the plant converts to food.