The theory illustrated in the following figure is supported by which additional piece of evidence?

a. the results of the miller-urey experiment.

b. fossilized tetropods dating back 365 million years.

c. the presence of dna in some organelles.

d. rusting of iron-rich rocks 2.7 billion years ago.

What is the next step in muscle contraction after the actin changes shape? (apex)

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

How far away is the nearest black hole from earth?