Answer: Prey can avoid predators by minimizing their movement and their presence.
Explanation:
Prey minimize their presence and avoid predators by staying silent, staying in their refuge, and reduce their overall activity levels.
Answer:
Natural disasters and human activity.
Explanation:
Answer:
2.7 billion
Explanation:
This period is referred to as the Great Oxygenation Event. This period saw the evolution of photosynthetic organisms (cyanobacteria) that utilized carbon dioxide (that dominated the atmosphere then) and sunlight to manufacture their energy molecules-glucose. Photosynthesis produces oxygen as a byproduct that is evolved into the atmosphere. As these photosynthetic organisms proliferated on earth, the atmosphere composition changed to become partly dominated by oxygen (which is an oxidaton agent) with less and less carbon dioxide.
<span>'Health diagnostics technologist' can refer to a number of medical specialists, but typically describes someone who works in medical imaging. This includes everything from taking X-rays to performing mammograms, MRIs or CT scans. Duties typical to all health diagnostic technologies careers include explaining procedures and preparing patients for imaging, following physicians' instructions, taking precautionary safety measures, labeling labs and scans, and keeping detailed patient records. Health diagnostics technologists work in various medical disciplines, such as radiology, oncology, cardiology, and neurology</span>
Answer:
first because that the first
