Which of the following best explains how the cell theory was developed? Cells are so diverse that scientists had to come up with an explanation that would apply to all types of cells.

Mutations occur and cause changes in cells so scientists could not develop a law that would apply to all forms of cells.

PLZ HELP ASAP IT IS A TEST

The cell theory is a well-tested explanation of observations that was formed from the contributions of several different scientists.

The cell theory was developed through extensive library research because it would be impossible to test all living things for the presence of cells.

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.

The term equestrian relates to which animal? bulls cows horses pigs

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air