Which describes the geological time of the first land plants? Conifers appeared after the first flowering plants. Conifers first appeared around 182 million years ago. The first flowering plants appeared around 240 million years ago. The first flowering plants were introduced toward the end of the Mesozoic era.

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.

Which characteristics are typical of a human population in the postindustrial stage?

Sort the examples by the type of diversity that they exhibit a park has 80 species of trees red, yellow, and orange bell peppers are all members of the same species individuals of the same lizard species have different mating strategies. five different bird species are at a bird feeder. genetic diversity species diversity