Explain what it means to say that the earliest organisms were heterotrophic anaerobic prokaryotes.

What feature do plants have that provide structure and form?

The average act score follows a normal distribution, with a mean of μ = 21.1 and a standard deviation of σ = 5.1. what is the probability that the mean iq score of 50 randomly selected people will be more than 23? 0 1 0.9958 0.3547 0.0042

In what way are innovations in technology and forms of goverment alike