Help its for science Convert 226 Kelvin to °C (To convert degrees Celsius to Kelvin use the formula K = °C +273 - rearrange if needed, use whole numbers)

When analyzing tree rings, what do scientists assume a thin ring indicates?

How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million