By definition, if
Z
, the atomic number
=
7
, then there are 7 protons, 7 electrons, and 8 neutrons!
The answer is C lmk if you have any questions
About 60% of natural conceptions fail to implant properly. One of the reasons may be the failure of the embryo to generate Trypsin, a chemical which induces a receptive environment in the uterus in order for the fetus to be implanted. The excess or lack of chromosomes of the fertilized egg may also be a factor in implantation failure. A weak immune system of the woman may also be an important factor.
Answer:
Photosynthesis
Explanation:
Because photosynthesis need CO2 to work, but for cellular respiration CO2 is a waste, so it is <em>contributing </em>to the higher amounts of CO2 but it does not affect it