Cardiac muscle has more mitochondria and depends less on a continual supply of oxygen than does skeletal muscle.

Explain how seasonal changes in carrying capacity can account for the annual cycles in population size observed for this population of rabbits in Ohio

Should the vaccination policy permit medical, religious, or philosophical exemptions? Why or why not?

When cells reach a certain size, they usually divide to create two smaller cells, which have a combined volume equal to the parent cell. What is the benefit of having two smaller skin cells over one large skin cell? A.

Rosa listed some advantages and disadvantages of using renewable resources. Which best describes Rosa's error? A. Wind does not easily generate a lot of electricity. B. Wind is a very reliable energy resource. C.

Both of Beth's parents have brown eyes, but Beth has blue eyes. What is the best explanation for why Beth has blue eyes

Describe how the availability of this technology might affect the frequency of genetic diseases in individuals and populations.

Biology 1 ecology test why are there so few plants that live at the ground level in a tropical rainforest?

What do plants do with the nitrogen they absorb through their roots?

Which feature may form as slightly acidic surface water and groundwater dissolve carbonate rocks such as limestone? A. lakes B. caves C. mountains D. alluvial fans

Of the events listed here which comes the latest in ciliate reproduction? note: not all events in the reproduction are listed.