Answer:
The cluster of developing cells from conception until birth is called an embryo.
The answer is C, it results in more carbon dioxide in the air.
Trees use carbon dioxide in photosynthesis, and produce oxygen.
It can't be either A or B, as it increases soil erosion (less roots), and decreases habitats.
Explanation: XX because she is female. Since she is not color blind one of the pair has to be XC. Since she is a carrier of color blindness she has to have the recessive gene as well, so the other has to be Xc.
The scientist that was consider to be known as the "Father of Modern Chemistry" is Antoine Lavoisier