in a single family, the ratio may or may not be half boys and half girls. When do you begin to show that an equal number of boys and girls occurs in families? explain

The scientific method is a series of steps followed by scientific investigators to answer specific questions about the natural world. it involves making observations, formulating a hypothesis, and conducting scientific experiments.the steps of the scientific method are •observation-the first step of the scientific method involves making an observation about something that interests you•question-once you've made your observation, you must formulate a question about what you have observed. •hypothesis-once you've made your observation, you must formulate a question about what you have observed. •experiment-once you've developed a hypothesis, you must design and conduct an experiment that will test it.•results-the results are where you report what happened in the experiment. •conclusion-the final step of the scientific method is developing a conclusion.i hope that this you : )

The answer would be c

D. when it begins to fall back to the child's handhope i ! > w<

Ibelieve the answer is b) aerosol inhalation may lead to heart attacks.