The early development of reptiles and humans are similar in that we both had gill slits and what other structure not present now? Group of answer choices

bones

toes

tails

brains

When species lose their habitats they may..

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.