The separation of homologous pairs of chromosomes during gametogenesis is known as

Whay is the following best defines climate

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.

Stem cells found adult tissue such as in bone marrow brain muscle skin and liver are only capable of what