Which of the following best estimates the number of stars in a galaxy a- millions b-billions c-hundreds d-thousands

Easily billions. The Milky Way Galaxy (the one we live in) has between 200 and 400 billion stars. The answer is B-Billions. Hope that helps! Mark Brainliest if it does. Thank you!

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.

this protocol provides a detailed procedure for total protein extraction for western blot analysis from achieved samples following trizol isolation of rna.