From my research,the answer is there is no most important parts that form in a fetus. While a child is in their mothers womb every moment that fetus is growing and forming into a soon to be born baby is important .
The 3rd Law because the action of the climber pulling on a rope causes a reaction that makes their body go up/lift up.:)
Can I see the models?? I don´t know what the cactus looks like/
Answer:
the variable that is being measured
Photosynthesis makes the glucose that is used in cellular respiration to make ATP. The glucose is then turned back into carbon dioxide, which is used in photosynthesis. While water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.