Which of the following statements is NOT TRUE about the evolution of plants? Simple, early plants formed from spores
More evolved plants have leaves, stems and roots
The earliest plants had flowers
O Seeds are more evolved forms of spores

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?

What is the process of a new plant growing from its seed into a seedling? primary growth fertilization pollination germination

Drag each tile to the correct box. the body monitors the levels of oxygen in the blood to regulate breathing. isabel is running in a marathon and is near the finish line. she feels out of breath. how will her nervous system work to generate a reaction? arrange the tiles in chronological order. isabel's breathing rate increases. sensory receptors in the arteries detect low oxygen levels. the brain sends signals through motor neurons. sensory neurons generate an impulse. the central nervous system relays an impulse to certain brain regions.