Chromosomes are best know as units of an organism’s-
1. dietary intake
2. genetic make- up
3. local habitat
4. survival instincts

What must be done to breed dogs for a partical trait

How does the carbon cycle involve an exchange of carbon

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants. d- food molecules are broken down in the cells if living things.