Each pair of has one chromosome from the mother in one chromosome from the father

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere

Describe how a student should adjust the microscope to see the cells on a slide more clearly?

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.