A student has several star maps for different times of the year and different times of the day. Which of these statements is correct for all the star maps? The position of the North Star is the same. The position of the North Star changes with the seasons. The North Star shifts more towards south at sunset. The North Star shifts more towards north at midnight.

Ais a group of individuals of the same that exist together in the same place at the same time

Explain how scientists use geologic time to determine the age of landforms.

You are given an electron micrograph of a bacterial cell. in the micrograph you can clearly see three thin layers of different densities surrounding the cell. based on the micrograph, you can infer that this cell is and would appear after application of the gram stain procedure. gram-negative / pink gram-positive / purple gram-positive / pink gram-negative / purple