When __________ are summed, the result will always equal zero

The process of IVF (in vitro fertilization) involves surgically removing ______ from the female's ovary and ______ from the male, in an effort to produce a zygote outside of the body

Fill in the blank with correct word

The research by Lloyd and Margaret Peterson suggests that

the duration of short-term memory is about 15 seconds, but some have proposed that it may be as short as 5 seconds. These other theorists have suggested that some of the participants in the Petersons' study were able to silently rehearse the letters they were shown, thus appearing to have a longer short-term memory duration. This alternate explanation for the Petersons' findings demonstrates which principle of critical thinking? A) Replicability B) Extraordinary claims C) Falsifiability D) Ruling out rival hypotheses