What do you think earths atmosphere would be like if life had not evolved on earth

Study this image which statement best describes the rock shown check all that apply

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

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a