Which greenhouse gas is created by humans executively

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement