How do animals get the nitrogen they need
A) by breathing
B) Through cellular respiration
C)by eating plants
D) Through photosynthesis

Wht happens as electrons in the electron transport chain release their energy

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste. the percentage of food that the united states wastes each year is %.

What makes a dominant allele different from a recessive allele