___, an attitude of doubt, keeps scientists from accepting faulty ideas and may lead to new understandings.

G

skepticism

Explanation:

Skepticism It involves having critical thinking about scientific fields, performing experiment and practising science due to skills acquired in the field over time.

skepticism re move complacency or bias in science, it leads to achieving good results that show the real world as closely as possible.

It involves questioning how true a a research result is, the study and research itself.

they fuse to form they have half as many chromosomes as a somatic cell of the same individual. b