A student spends 30 minutes walking outside on a day when the air temperature is 20°C. She then spends 30 minutes walking outside on a day when it is 0°C. On the colder day only, she finds herself very tired when she comes back inside. Explain this observation in detail using your understanding of the concept of homeostasis.

What is the approximate time of death of the body temperature is 29.4 degrees celsius

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

American scientist, linus pauling, was one of many scientists racing to discover the molecular structure of dna. pauling initially thought that the molecule was a triple helix. later, james watson and francis crick unveiled their double helix model, which turned out to be an accurate description of the molecule's shape. why did watson and crick succeed when pauling failed?