1. B: AA or aa (homo means "the same," these are identical traits.)
2. B (hetero means "different", and these are different types of traits."
Melting of ice and island decreasing in level
C. Protons and electrons must be equal as protons have a + charge and electrons are - so they cancel out
Answer:
B
Explanation:
in photosynthesis CO2 is used to produce glucose NOT energy.
in cellular respiration O2 is used to produce energy NOT CO2.
in cellular respiration oxygen is used to produce energy and CO2.