Why should scientist avoid bias during experiments?

Which best describes how parents affect the genotype of a child? a.the parents decide what to feed their child b.the parents choose whether to educate their child c.the parents allow their child to stay up late d. the parents pass along genes to the child

What is the approximate time of death of the body temperature is 29.4 degrees celsius

Which of the following best describes the relationship between glucose and complex molecules such as hormones?