The sun is made up of six different layers. Three of these layers make up the interior of the sun. The remaining three layers make up the sun's atmosphere. Which is the innermost layer of the sun? Group of answer choices

core

chromosphere

corona

convection

The first signs of cellular differentiation occur in the blastocyst. why is cellular differentiation important for the development of a fully formed human infant?

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

Iwill make you brainliest pleeze answer this fast i have to turn it in really soon brainliest promise easy question 6th grade ! a weather map shows a high pressure system with circles around it. what does this mean? a) an occluded front b) areas of equal altitude c) areas of equal pressure d) a stationary front