Quickest answer gets how do animals option the nitrogen they use to make protein and nucleic acids? a. by consuming plants or animals b by absorbing ammonia from bacteria growing in the roots of plants c by breathing in the nitrogen present in the atmosphere d by absorbing nitrogen found in the soil

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

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.

In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing: