The answer is B. Embryo development
Answer:
Oxygen
Explanation:
During aerobic respiration, oxygen combines with hydrogen ions to form water that is released as a by-product. The hydrogen ions are oxidized and oxygen reduced to form water. The glucose molecule is broken down into carbon dioxide, water and ATP energy the is used by cells. The carbon dioxide diffuses into the environment and is used during photosynthesis.
Answer:
B
Explanation:
Geologists main types of evidence are rocks and rock samples as well as seismic waves.
Answer:
I don't know what the f do mean?
Answer:
Cuando las células B encuentran a un invasor (ej. virus), se produce una ... identificar y neutralizar elementos extraños al cuerpo tales como bacterias, ...