Answer:
This is because of how reproduction works in humans. Male and female sex cells are formed by a process called meiosis, where the diploid chromosomes divide and separate. And so the ratio of male to female births is also 50:50.
A. T-T-A-T-C-A-T-G-C-G-C-A-C-A-G-C-A-C-T-A-C-T-T-T-A-A-G-A
B. U-U-A-U-C-A-U-G-C-G-C-U-C-A-G-C-A-C-U-A-C-U-U-U-A-A-G-A
C. Leurine, Serine, Cysterine, Alanine, Glutamine, Histidine, Tyrosine, Phenylalanine, Lysine
No it couldn't happen as cellular respiration brake down glucose by the help of O2 to form ATP and co2 while this Glucose was first synthesized by the photosynthesis process without it there wouldn't have been any glucose for cellular respiration to take place
An invasive species is the correct answer