body odours
yes, it is called bloating and happens to every girl during puberty
They are already fertile when you're born, but not released until menstruation!
Carbon dioxide is released during the light reaction.
At, age 11, this most likely happened during the night. You at this age should ask parent for the "talk". "The talk" refers to the facts of life talk, if you ask your parents, they'll know what your talking about. But, to answer the question, the substance is called ejaculate. Ejaculate is a substance that contains sperm, that only males produce. As males go through puberty the testicles start to produce sperm. Often during the night boys during puberty (and sometimes after) have what are called "wet dreams." This is when a boy, releases ejaculate during the night. This is normal and a healthy part of puberty. You have nothing to be worried or ashamed about, it is completely normal.
Development.
Puberty is a stage of physical development during adolescence.
testosterone released by your body during puberty.
yes, you create sperm during puberty.
Oxygen
Well, I'm not sure if there is any specific term for that . but it is common during puberty.
The green substance is called chlorophyll. It is a pigment found inside organelles called chloroplasts.
The substance injected during an angiography is called radionuclide.