A stable ecosystem is characterized by having

What would be the most likely effect of puberty on self-esteem and confidence for ruth?

Process in which a virus enters a cell makes a copy of itself and causes the cell to burst

Which is true of Earth's poles? 1. They are physically closer to the sun. 2. They receive less direct sunlight than the equator. 3. They stay warmer than the equator. 4. They receive more solar energy than the equator.

How do you identify if a compound is polar covalent non polar covalent. Also identify if it is polar or non polar without using the electronegativity chart?

Some women suffer from severe cramps during their menstrual cycles, requiring medical attention. this is a condition called dysmenorrhea. based on your knowledge of the female reproductive tract, which structure most likely causes this condition?

which of the following is a energy consuming process a. excretion b. anabolism c. both a and b d. catabolism

Describe what it means for a field of study to be considered a science

Why are organisms that have organs classified as more complex than organisms without organs?

What is the final energy source that the muscles need in order to move? fat, sugar, ATP, or glycogen

What provides clues about the ocean and climate including the type of marine life presented? A. the density, temp, and salinity of ocean water. B. the volume, density, and salinity of the ocean water C. the mass, volume, and density in ocean water D.